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8997372 = 2233227367
BaseRepresentation
bin100010010100…
…100111111100
3121221010002000
4202110213330
54300403442
6520502300
7136322256
oct42244774
917833060
108997372
11509594a
12301a990
131b303b7
1412a2cd6
15bcad4c
hex8949fc

8997372 has 48 divisors (see below), whose sum is σ = 23493120. Its totient is φ = 2977776.

The previous prime is 8997353. The next prime is 8997407. The reversal of 8997372 is 2737998.

8997372 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24333 + ... + 24699.

It is an arithmetic number, because the mean of its divisors is an integer number (489440).

Almost surely, 28997372 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8997372, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11746560).

8997372 is an abundant number, since it is smaller than the sum of its proper divisors (14495748).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8997372 is a wasteful number, since it uses less digits than its factorization.

8997372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 607 (or 599 counting only the distinct ones).

The product of its digits is 190512, while the sum is 45.

The square root of 8997372 is about 2999.5619680213. The cubic root of 8997372 is about 207.9881341850.

It can be divided in two parts, 89 and 97372, that added together give a triangular number (97461 = T441).

The spelling of 8997372 in words is "eight million, nine hundred ninety-seven thousand, three hundred seventy-two".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 108 227 367 454 681 734 908 1101 1362 1468 2043 2202 2724 3303 4086 4404 6129 6606 8172 9909 12258 13212 19818 24516 39636 83309 166618 249927 333236 499854 749781 999708 1499562 2249343 2999124 4498686 8997372