272772172 has 12 divisors (see below), whose sum is σ = 477466920. Its totient is φ = 136353056.

The previous prime is 272772121. The next prime is 272772179. The reversal of 272772172 is 271277272.

It is not an unprimeable number, because it can be changed into a prime (272772179) 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, 28728 + ... + 37024.

It is an arithmetic number, because the mean of its divisors is an integer number (39788910).

Almost surely, 2^272772172 is an apocalyptic number.

It is an amenable number.

272772172 is a deficient number, since it is larger than the sum of its proper divisors (204694748).

272772172 is a wasteful number, since it uses less digits than its factorization.

272772172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16520 (or 16518 counting only the distinct ones).

The product of its digits is 38416, while the sum is 37.

The square root of 272772172 is about 16515.8158139403. The cubic root of 272772172 is about 648.5349029202.

The spelling of 272772172 in words is "two hundred seventy-two million, seven hundred seventy-two thousand, one hundred seventy-two".