72953284 has 12 divisors (see below), whose sum is σ = 130637584. Its totient is φ = 35628264.

The previous prime is 72953269. The next prime is 72953297. The reversal of 72953284 is 48235927.

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, 211902 + ... + 212245.

Almost surely, 2^72953284 is an apocalyptic number.

It is an amenable number.

72953284 is a deficient number, since it is larger than the sum of its proper divisors (57684300).

72953284 is a wasteful number, since it uses less digits than its factorization.

72953284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424194 (or 424192 counting only the distinct ones).

The product of its digits is 120960, while the sum is 40.

The square root of 72953284 is about 8541.2694606832. The cubic root of 72953284 is about 417.8447490113.

It can be divided in two parts, 72953 and 284, that added together give a palindrome (73237).

The spelling of 72953284 in words is "seventy-two million, nine hundred fifty-three thousand, two hundred eighty-four".