56503499 has 8 divisors (see below), whose sum is σ = 60977952. Its totient is φ = 52047360.

The previous prime is 56503493. The next prime is 56503501. The reversal of 56503499 is 99430565.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56503499 - 2²⁰ = 55454923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56503493) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2219 + ... + 10859.

It is an arithmetic number, because the mean of its divisors is an integer number (7622244).

Almost surely, 2^56503499 is an apocalyptic number.

56503499 is a deficient number, since it is larger than the sum of its proper divisors (4474453).

56503499 is a wasteful number, since it uses less digits than its factorization.

56503499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9157.

The product of its (nonzero) digits is 145800, while the sum is 41.

The square root of 56503499 is about 7516.8809356009. The cubic root of 56503499 is about 383.7294349662.

The spelling of 56503499 in words is "fifty-six million, five hundred three thousand, four hundred ninety-nine".