57527138 has 16 divisors (see below), whose sum is σ = 87910944. Its totient is φ = 28226880.

The previous prime is 57527069. The next prime is 57527143. The reversal of 57527138 is 83172575.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43706 + ... + 45002.

It is an arithmetic number, because the mean of its divisors is an integer number (5494434).

Almost surely, 2^57527138 is an apocalyptic number.

57527138 is a deficient number, since it is larger than the sum of its proper divisors (30383806).

57527138 is a wasteful number, since it uses less digits than its factorization.

57527138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1697.

The product of its digits is 58800, while the sum is 38.

The square root of 57527138 is about 7584.6646596933. The cubic root of 57527138 is about 386.0328437247.

The spelling of 57527138 in words is "fifty-seven million, five hundred twenty-seven thousand, one hundred thirty-eight".