56776603 has 4 divisors (see below), whose sum is σ = 61144048. Its totient is φ = 52409160.

The previous prime is 56776597. The next prime is 56776607. The reversal of 56776603 is 30667765.

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 56776603 - 2¹⁷ = 56645531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56776607) 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, 2183703 + ... + 2183728.

It is an arithmetic number, because the mean of its divisors is an integer number (15286012).

Almost surely, 2^56776603 is an apocalyptic number.

56776603 is a deficient number, since it is larger than the sum of its proper divisors (4367445).

56776603 is a wasteful number, since it uses less digits than its factorization.

56776603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4367444.

The product of its (nonzero) digits is 158760, while the sum is 40.

The square root of 56776603 is about 7535.0250829045. The cubic root of 56776603 is about 384.3466808228.

The spelling of 56776603 in words is "fifty-six million, seven hundred seventy-six thousand, six hundred three".