272628812 has 12 divisors (see below), whose sum is σ = 478544136. Its totient is φ = 135901920.

The previous prime is 272628761. The next prime is 272628817. The reversal of 272628812 is 218826272.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (272628817) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101633 + ... + 104280.

It is an arithmetic number, because the mean of its divisors is an integer number (39878678).

Almost surely, 2^272628812 is an apocalyptic number.

It is an amenable number.

272628812 is a deficient number, since it is larger than the sum of its proper divisors (205915324).

272628812 is a wasteful number, since it uses less digits than its factorization.

272628812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206248 (or 206246 counting only the distinct ones).

The product of its digits is 43008, while the sum is 38.

The square root of 272628812 is about 16511.4751612326. The cubic root of 272628812 is about 648.4212668703.

The spelling of 272628812 in words is "two hundred seventy-two million, six hundred twenty-eight thousand, eight hundred twelve".