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9974380 = 225133227
BaseRepresentation
bin100110000011…
…001001101100
3200202202021111
4212003021230
510023140010
6553441404
7150531553
oct46031154
920682244
109974380
1156a2999
123410264
1320b3000
141478d9a
15d2058a
hex98326c

9974380 has 48 divisors (see below), whose sum is σ = 22790880. Its totient is φ = 3666624.

The previous prime is 9974369. The next prime is 9974383. The reversal of 9974380 is 834799.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (9974383) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43827 + ... + 44053.

It is an arithmetic number, because the mean of its divisors is an integer number (474810).

Almost surely, 29974380 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 9974380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11395440).

9974380 is an abundant number, since it is smaller than the sum of its proper divisors (12816500).

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

9974380 is a wasteful number, since it uses less digits than its factorization.

9974380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275 (or 247 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 9974380 is about 3158.2241845696. The cubic root of 9974380 is about 215.2593229303.

The spelling of 9974380 in words is "nine million, nine hundred seventy-four thousand, three hundred eighty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 169 227 260 338 454 676 845 908 1135 1690 2197 2270 2951 3380 4394 4540 5902 8788 10985 11804 14755 21970 29510 38363 43940 59020 76726 153452 191815 383630 498719 767260 997438 1994876 2493595 4987190 9974380