56770390 has 16 divisors (see below), whose sum is σ = 103919760. Its totient is φ = 22323040.

The previous prime is 56770381. The next prime is 56770403. The reversal of 56770390 is 9307765.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47521 + ... + 48700.

It is an arithmetic number, because the mean of its divisors is an integer number (6494985).

Almost surely, 2^56770390 is an apocalyptic number.

56770390 is a deficient number, since it is larger than the sum of its proper divisors (47149370).

56770390 is a wasteful number, since it uses less digits than its factorization.

56770390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96287.

The product of its (nonzero) digits is 39690, while the sum is 37.

The square root of 56770390 is about 7534.6127969525. The cubic root of 56770390 is about 384.3326607693.

The spelling of 56770390 in words is "fifty-six million, seven hundred seventy thousand, three hundred ninety".