72412659 has 24 divisors (see below), whose sum is σ = 114894000. Its totient is φ = 43583040.

The previous prime is 72412651. The next prime is 72412693. The reversal of 72412659 is 95621427.

It is not a de Polignac number, because 72412659 - 2³ = 72412651 is a prime.

It is not an unprimeable number, because it can be changed into a prime (72412651) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12297 + ... + 17205.

It is an arithmetic number, because the mean of its divisors is an integer number (4787250).

Almost surely, 2^72412659 is an apocalyptic number.

72412659 is a deficient number, since it is larger than the sum of its proper divisors (42481341).

72412659 is a wasteful number, since it uses less digits than its factorization.

72412659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5075 (or 5072 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 72412659 is about 8509.5627972299. The cubic root of 72412659 is about 416.8100337222.

The spelling of 72412659 in words is "seventy-two million, four hundred twelve thousand, six hundred fifty-nine".