72677396 has 48 divisors (see below), whose sum is σ = 143700480. Its totient is φ = 31876320.

The previous prime is 72677389. The next prime is 72677411. The reversal of 72677396 is 69377627.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 72677396.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 202265 + ... + 202623.

It is an arithmetic number, because the mean of its divisors is an integer number (2993760).

Almost surely, 2^72677396 is an apocalyptic number.

It is an amenable number.

72677396 is a deficient number, since it is larger than the sum of its proper divisors (71023084).

72677396 is a wasteful number, since it uses less digits than its factorization.

72677396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524 (or 522 counting only the distinct ones).

The product of its digits is 666792, while the sum is 47.

The square root of 72677396 is about 8525.1038703350. The cubic root of 72677396 is about 417.3173614001.

The spelling of 72677396 in words is "seventy-two million, six hundred seventy-seven thousand, three hundred ninety-six".