Search a number
-
+
4744872 = 2333111997
BaseRepresentation
bin10010000110011010101000
322221001202000
4102012122220
52203313442
6245411000
755221306
oct22063250
98831660
104744872
112750990
121709a60
13ca1922
148b7276
1563ad4c
hex4866a8

4744872 has 64 divisors (see below), whose sum is σ = 14385600. Its totient is φ = 1437120.

The previous prime is 4744849. The next prime is 4744897. The reversal of 4744872 is 2784474.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 1378 + ... + 3374.

It is an arithmetic number, because the mean of its divisors is an integer number (224775).

Almost surely, 24744872 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 4744872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7192800).

4744872 is an abundant number, since it is smaller than the sum of its proper divisors (9640728).

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

4744872 is a wasteful number, since it uses less digits than its factorization.

4744872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2023 (or 2013 counting only the distinct ones).

The product of its digits is 50176, while the sum is 36.

The square root of 4744872 is about 2178.2727101995. The cubic root of 4744872 is about 168.0382565938.

The spelling of 4744872 in words is "four million, seven hundred forty-four thousand, eight hundred seventy-two".

Divisors: 1 2 3 4 6 8 9 11 12 18 22 24 27 33 36 44 54 66 72 88 99 108 132 198 216 264 297 396 594 792 1188 1997 2376 3994 5991 7988 11982 15976 17973 21967 23964 35946 43934 47928 53919 65901 71892 87868 107838 131802 143784 175736 197703 215676 263604 395406 431352 527208 593109 790812 1186218 1581624 2372436 4744872