56774503 has 4 divisors (see below), whose sum is σ = 57295480. Its totient is φ = 56253528.

The previous prime is 56774479. The next prime is 56774507. The reversal of 56774503 is 30547765.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56774503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56774507) 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, 260325 + ... + 260542.

It is an arithmetic number, because the mean of its divisors is an integer number (14323870).

Almost surely, 2^56774503 is an apocalyptic number.

56774503 is a deficient number, since it is larger than the sum of its proper divisors (520977).

56774503 is a wasteful number, since it uses less digits than its factorization.

56774503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520976.

The product of its (nonzero) digits is 88200, while the sum is 37.

The square root of 56774503 is about 7534.8857323784. The cubic root of 56774503 is about 384.3419421456.

The spelling of 56774503 in words is "fifty-six million, seven hundred seventy-four thousand, five hundred three".