57356642 has 16 divisors (see below), whose sum is σ = 98442240. Its totient is φ = 24552288.

The previous prime is 57356639. The next prime is 57356669. The reversal of 57356642 is 24665375.

57356642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 57356596 and 57356605.

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, 13334 + ... + 17102.

It is an arithmetic number, because the mean of its divisors is an integer number (6152640).

Almost surely, 2^57356642 is an apocalyptic number.

57356642 is a deficient number, since it is larger than the sum of its proper divisors (41085598).

57356642 is a wasteful number, since it uses less digits than its factorization.

57356642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4865.

The product of its digits is 151200, while the sum is 38.

The square root of 57356642 is about 7573.4167982490. The cubic root of 57356642 is about 385.6510981867.

The spelling of 57356642 in words is "fifty-seven million, three hundred fifty-six thousand, six hundred forty-two".