57306306 has 16 divisors (see below), whose sum is σ = 116324064. Its totient is φ = 18816864.

The previous prime is 57306281. The next prime is 57306307. The reversal of 57306306 is 60360375.

57306306 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (57306307) 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 7 ways as a sum of consecutive naturals, for example, 70875 + ... + 71678.

It is an arithmetic number, because the mean of its divisors is an integer number (7270254).

Almost surely, 2^57306306 is an apocalyptic number.

57306306 is an abundant number, since it is smaller than the sum of its proper divisors (59017758).

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

57306306 is a wasteful number, since it uses less digits than its factorization.

57306306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142625.

The product of its (nonzero) digits is 11340, while the sum is 30.

The square root of 57306306 is about 7570.0928660090. The cubic root of 57306306 is about 385.5382497908.

The spelling of 57306306 in words is "fifty-seven million, three hundred six thousand, three hundred six".