56770774 has 4 divisors (see below), whose sum is σ = 85156164. Its totient is φ = 28385386.

The previous prime is 56770771. The next prime is 56770799. The reversal of 56770774 is 47707765.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 56770774.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56770771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14192692 + ... + 14192695.

It is an arithmetic number, because the mean of its divisors is an integer number (21289041).

Almost surely, 2^56770774 is an apocalyptic number.

56770774 is a deficient number, since it is larger than the sum of its proper divisors (28385390).

56770774 is a wasteful number, since it uses less digits than its factorization.

56770774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28385389.

The product of its (nonzero) digits is 288120, while the sum is 43.

The square root of 56770774 is about 7534.6382793071. The cubic root of 56770774 is about 384.3335273209. Note that the first 3 decimals are identical.

The spelling of 56770774 in words is "fifty-six million, seven hundred seventy thousand, seven hundred seventy-four".