56783056 has 20 divisors (see below), whose sum is σ = 120019104. Its totient is φ = 25810400.

The previous prime is 56783053. The next prime is 56783057. The reversal of 56783056 is 65038765.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56783053) 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 in 3 ways as a sum of consecutive naturals, for example, 161140 + ... + 161491.

Almost surely, 2^56783056 is an apocalyptic number.

It is an amenable number.

56783056 is an abundant number, since it is smaller than the sum of its proper divisors (63236048).

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

56783056 is a wasteful number, since it uses less digits than its factorization.

56783056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322650 (or 322644 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 40.

The square root of 56783056 is about 7535.4532710382. The cubic root of 56783056 is about 384.3612413697.

The spelling of 56783056 in words is "fifty-six million, seven hundred eighty-three thousand, fifty-six".