72265959 has 16 divisors (see below), whose sum is σ = 107192800. Its totient is φ = 48117888.

The previous prime is 72265951. The next prime is 72266003. The reversal of 72265959 is 95956227.

It is not a de Polignac number, because 72265959 - 2³ = 72265951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72265951) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37647 + ... + 39519.

It is an arithmetic number, because the mean of its divisors is an integer number (6699550).

Almost surely, 2^72265959 is an apocalyptic number.

72265959 is a deficient number, since it is larger than the sum of its proper divisors (34926841).

72265959 is a wasteful number, since it uses less digits than its factorization.

72265959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3311 (or 3305 counting only the distinct ones).

The product of its digits is 340200, while the sum is 45.

The square root of 72265959 is about 8500.9387128717. The cubic root of 72265959 is about 416.5283731626.

The spelling of 72265959 in words is "seventy-two million, two hundred sixty-five thousand, nine hundred fifty-nine".