56305778 has 8 divisors (see below), whose sum is σ = 88903920. Its totient is φ = 26671140.

The previous prime is 56305763. The next prime is 56305787. The reversal of 56305778 is 87750365.

56305778 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 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, 740828 + ... + 740903.

It is an arithmetic number, because the mean of its divisors is an integer number (11112990).

Almost surely, 2^56305778 is an apocalyptic number.

56305778 is a deficient number, since it is larger than the sum of its proper divisors (32598142).

56305778 is a wasteful number, since it uses less digits than its factorization.

56305778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1481752.

The product of its (nonzero) digits is 176400, while the sum is 41.

The square root of 56305778 is about 7503.7176119574. The cubic root of 56305778 is about 383.2813208993.

The spelling of 56305778 in words is "fifty-six million, three hundred five thousand, seven hundred seventy-eight".