57306953 has 16 divisors (see below), whose sum is σ = 63685440. Its totient is φ = 51134400.

The previous prime is 57306947. The next prime is 57306973. The reversal of 57306953 is 35960375.

It is a cyclic number.

It is not a de Polignac number, because 57306953 - 2⁴ = 57306937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57306913) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 212903 + ... + 213171.

It is an arithmetic number, because the mean of its divisors is an integer number (3980340).

Almost surely, 2^57306953 is an apocalyptic number.

It is an amenable number.

57306953 is a deficient number, since it is larger than the sum of its proper divisors (6378487).

57306953 is a wasteful number, since it uses less digits than its factorization.

57306953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568.

The product of its (nonzero) digits is 85050, while the sum is 38.

The square root of 57306953 is about 7570.1355998423. The cubic root of 57306953 is about 385.5397007208.

The spelling of 57306953 in words is "fifty-seven million, three hundred six thousand, nine hundred fifty-three".