39226572 has 192 divisors, whose sum is σ = 130636800. Its totient is φ = 9884160.

The previous prime is 39226571. The next prime is 39226573. The reversal of 39226572 is 27562293.

39226572 is a `hidden beast` number, since 392 + 265 + 7 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (39226571) and next prime (39226573).

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

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (39226571) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 440704 + ... + 440792.

It is an arithmetic number, because the mean of its divisors is an integer number (680400).

Almost surely, 2^39226572 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 39226572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65318400).

39226572 is an abundant number, since it is smaller than the sum of its proper divisors (91410228).

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

39226572 is a wasteful number, since it uses less digits than its factorization.

39226572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173 (or 165 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 39226572 is about 6263.1120060238. The cubic root of 39226572 is about 339.7765891017.

The spelling of 39226572 in words is "thirty-nine million, two hundred twenty-six thousand, five hundred seventy-two".