272245556 has 48 divisors (see below), whose sum is σ = 546342720. Its totient is φ = 117573120.

The previous prime is 272245553. The next prime is 272245579. The reversal of 272245556 is 655542272.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (272245553) by changing a digit.

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, 68060 + ... + 71948.

It is an arithmetic number, because the mean of its divisors is an integer number (11382140).

Almost surely, 2^272245556 is an apocalyptic number.

It is an amenable number.

272245556 is an abundant number, since it is smaller than the sum of its proper divisors (274097164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

272245556 is a wasteful number, since it uses less digits than its factorization.

272245556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3984 (or 3982 counting only the distinct ones).

The product of its digits is 168000, while the sum is 38.

The square root of 272245556 is about 16499.8653327838. The cubic root of 272245556 is about 648.1172786003.

The spelling of 272245556 in words is "two hundred seventy-two million, two hundred forty-five thousand, five hundred fifty-six".