56985958 has 8 divisors (see below), whose sum is σ = 85678560. Its totient is φ = 28426440.

The previous prime is 56985937. The next prime is 56985961. The reversal of 56985958 is 85958965.

56985958 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 junction number, because it is equal to n+sod(n) for n = 56985899 and 56985908.

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, 32193 + ... + 33916.

It is an arithmetic number, because the mean of its divisors is an integer number (10709820).

Almost surely, 2^56985958 is an apocalyptic number.

56985958 is a deficient number, since it is larger than the sum of its proper divisors (28692602).

56985958 is a wasteful number, since it uses less digits than its factorization.

56985958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66542.

The product of its digits is 3888000, while the sum is 55.

The square root of 56985958 is about 7548.9044238220. The cubic root of 56985958 is about 384.8185078112.

The spelling of 56985958 in words is "fifty-six million, nine hundred eighty-five thousand, nine hundred fifty-eight".