272388812 has 12 divisors (see below), whose sum is σ = 479077200. Its totient is φ = 135509616.

The previous prime is 272388797. The next prime is 272388821. The reversal of 272388812 is 218883272.

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 272388812.

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, 170303 + ... + 171894.

It is an arithmetic number, because the mean of its divisors is an integer number (39923100).

Almost surely, 2^272388812 is an apocalyptic number.

It is an amenable number.

272388812 is a deficient number, since it is larger than the sum of its proper divisors (206688388).

272388812 is a wasteful number, since it uses less digits than its factorization.

272388812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342400 (or 342398 counting only the distinct ones).

The product of its digits is 86016, while the sum is 41.

The square root of 272388812 is about 16504.2058881971. The cubic root of 272388812 is about 648.2309387454.

The spelling of 272388812 in words is "two hundred seventy-two million, three hundred eighty-eight thousand, eight hundred twelve".