56494986 has 8 divisors (see below), whose sum is σ = 112989984. Its totient is φ = 18831660.

The previous prime is 56494957. The next prime is 56495011. The reversal of 56494986 is 68949465.

56494986 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.

56494986 is an admirable 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, 4707910 + ... + 4707921.

It is an arithmetic number, because the mean of its divisors is an integer number (14123748).

Almost surely, 2^56494986 is an apocalyptic number.

56494986 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

56494986 is a wasteful number, since it uses less digits than its factorization.

56494986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9415836.

The product of its digits is 1866240, while the sum is 51.

The square root of 56494986 is about 7516.3146554678. The cubic root of 56494986 is about 383.7101626922.

The spelling of 56494986 in words is "fifty-six million, four hundred ninety-four thousand, nine hundred eighty-six".