72552374 has 16 divisors (see below), whose sum is σ = 118508400. Its totient is φ = 33181344.

The previous prime is 72552353. The next prime is 72552377. The reversal of 72552374 is 47325527.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72552377) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31817 + ... + 34020.

It is an arithmetic number, because the mean of its divisors is an integer number (7406775).

Almost surely, 2^72552374 is an apocalyptic number.

72552374 is a deficient number, since it is larger than the sum of its proper divisors (45956026).

72552374 is a wasteful number, since it uses less digits than its factorization.

72552374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65887.

The product of its digits is 58800, while the sum is 35.

The square root of 72552374 is about 8517.7681349048. The cubic root of 72552374 is about 417.0779297946.

The spelling of 72552374 in words is "seventy-two million, five hundred fifty-two thousand, three hundred seventy-four".