57656342 has 8 divisors (see below), whose sum is σ = 89274432. Its totient is φ = 27898200.

The previous prime is 57656341. The next prime is 57656353. The reversal of 57656342 is 24365675.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 57656296 and 57656305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57656341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 464909 + ... + 465032.

It is an arithmetic number, because the mean of its divisors is an integer number (11159304).

Almost surely, 2^57656342 is an apocalyptic number.

57656342 is a deficient number, since it is larger than the sum of its proper divisors (31618090).

57656342 is a wasteful number, since it uses less digits than its factorization.

57656342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 929974.

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

The square root of 57656342 is about 7593.1773323162. The cubic root of 57656342 is about 386.3216331849.

The spelling of 57656342 in words is "fifty-seven million, six hundred fifty-six thousand, three hundred forty-two".