57495730 has 16 divisors (see below), whose sum is σ = 105899904. Its totient is φ = 22463280.

The previous prime is 57495727. The next prime is 57495761. The reversal of 57495730 is 3759475.

57495730 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 66426 + ... + 67285.

It is an arithmetic number, because the mean of its divisors is an integer number (6618744).

Almost surely, 2^57495730 is an apocalyptic number.

57495730 is a deficient number, since it is larger than the sum of its proper divisors (48404174).

57495730 is a wasteful number, since it uses less digits than its factorization.

57495730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133761.

The product of its (nonzero) digits is 132300, while the sum is 40.

The square root of 57495730 is about 7582.5938833621. The cubic root of 57495730 is about 385.9625770229.

The spelling of 57495730 in words is "fifty-seven million, four hundred ninety-five thousand, seven hundred thirty".