72436059 has 32 divisors (see below), whose sum is σ = 109683200. Its totient is φ = 47239200.

The previous prime is 72435991. The next prime is 72436061. The reversal of 72436059 is 95063427.

72436059 is a `hidden beast` number, since 7 + 2 + 43 + 605 + 9 = 666.

It is not a de Polignac number, because 72436059 - 2¹² = 72431963 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72436159) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 444312 + ... + 444474.

It is an arithmetic number, because the mean of its divisors is an integer number (3427600).

Almost surely, 2^72436059 is an apocalyptic number.

72436059 is a deficient number, since it is larger than the sum of its proper divisors (37247141).

72436059 is a wasteful number, since it uses less digits than its factorization.

72436059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432 (or 426 counting only the distinct ones).

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

The square root of 72436059 is about 8510.9376099229. The cubic root of 72436059 is about 416.8549259852.

The spelling of 72436059 in words is "seventy-two million, four hundred thirty-six thousand, fifty-nine".