56757494 has 8 divisors (see below), whose sum is σ = 85628880. Its totient is φ = 28214536.

The previous prime is 56757479. The next prime is 56757517. The reversal of 56757494 is 49475765.

56757494 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 81674 + ... + 82365.

It is an arithmetic number, because the mean of its divisors is an integer number (10703610).

Almost surely, 2^56757494 is an apocalyptic number.

56757494 is a deficient number, since it is larger than the sum of its proper divisors (28871386).

56757494 is a wasteful number, since it uses less digits than its factorization.

56757494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164214.

The product of its digits is 1058400, while the sum is 47.

The square root of 56757494 is about 7533.7569644899. The cubic root of 56757494 is about 384.3035568101.

The spelling of 56757494 in words is "fifty-six million, seven hundred fifty-seven thousand, four hundred ninety-four".