272057166 has 12 divisors (see below), whose sum is σ = 589457232. Its totient is φ = 90685716.

The previous prime is 272057117. The next prime is 272057167. The reversal of 272057166 is 661750272.

272057166 is a `hidden beast` number, since 2 + 7 + 20 + 571 + 66 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 272057166.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (272057167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7557126 + ... + 7557161.

It is an arithmetic number, because the mean of its divisors is an integer number (49121436).

Almost surely, 2^272057166 is an apocalyptic number.

272057166 is an abundant number, since it is smaller than the sum of its proper divisors (317400066).

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

272057166 is a wasteful number, since it uses less digits than its factorization.

272057166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15114295 (or 15114292 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The square root of 272057166 is about 16494.1555103618. The cubic root of 272057166 is about 647.9677481662.

The spelling of 272057166 in words is "two hundred seventy-two million, fifty-seven thousand, one hundred sixty-six".