72524048 has 20 divisors (see below), whose sum is σ = 140658780. Its totient is φ = 36225024.

The previous prime is 72524021. The next prime is 72524063. The reversal of 72524048 is 84042527.

It can be written as a sum of positive squares in 2 ways, for example, as 28858384 + 43665664 = 5372^2 + 6608^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20936 + ... + 24152.

It is an arithmetic number, because the mean of its divisors is an integer number (7032939).

Almost surely, 2^72524048 is an apocalyptic number.

It is an amenable number.

72524048 is a deficient number, since it is larger than the sum of its proper divisors (68134732).

72524048 is a wasteful number, since it uses less digits than its factorization.

72524048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4634 (or 4628 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 32.

The square root of 72524048 is about 8516.1052130654. The cubic root of 72524048 is about 417.0236440117.

The spelling of 72524048 in words is "seventy-two million, five hundred twenty-four thousand, forty-eight".