56663083 has 4 divisors (see below), whose sum is σ = 57592048.
Its totient is φ = 55734120.
The previous prime is 56663051. The next prime is 56663093. The reversal of 56663083 is 38036665.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 56663083 - 25 = 56663051 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (56663003) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 464391 + ... + 464512.
It is an arithmetic number, because the mean of its divisors is an integer number (14398012).
Almost surely, 256663083 is an apocalyptic number.
56663083 is a deficient number, since it is larger than the sum of its proper divisors (928965).
56663083 is an equidigital number, since it uses as much as digits as its factorization.
56663083 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 928964.
The product of its (nonzero) digits is 77760, while the sum is 37.
The square root of 56663083 is about 7527.4884921865.
The cubic root of 56663083 is about 384.0903537204.
The spelling of 56663083 in words is "fifty-six million, six hundred sixty-three thousand, eighty-three".