57077156 has 6 divisors (see below), whose sum is σ = 99885030. Its totient is φ = 28538576.

The previous prime is 57077147. The next prime is 57077171. The reversal of 57077156 is 65177075.

It can be written as a sum of positive squares in only one way, i.e., 36192256 + 20884900 = 6016^2 + 4570^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7134641 + ... + 7134648.

It is an arithmetic number, because the mean of its divisors is an integer number (16647505).

Almost surely, 2^57077156 is an apocalyptic number.

It is an amenable number.

57077156 is a deficient number, since it is larger than the sum of its proper divisors (42807874).

57077156 is a wasteful number, since it uses less digits than its factorization.

57077156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14269293 (or 14269291 counting only the distinct ones).

The product of its (nonzero) digits is 51450, while the sum is 38.

The square root of 57077156 is about 7554.9424881994. The cubic root of 57077156 is about 385.0236810081.

The spelling of 57077156 in words is "fifty-seven million, seventy-seven thousand, one hundred fifty-six".