56167799 has 4 divisors (see below), whose sum is σ = 56351064. Its totient is φ = 55984536.

The previous prime is 56167777. The next prime is 56167801. The reversal of 56167799 is 99776165.

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-56167799 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 (56167729) 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, 91172 + ... + 91785.

It is an arithmetic number, because the mean of its divisors is an integer number (14087766).

Almost surely, 2^56167799 is an apocalyptic number.

56167799 is a deficient number, since it is larger than the sum of its proper divisors (183265).

56167799 is a wasteful number, since it uses less digits than its factorization.

56167799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183264.

The product of its digits is 714420, while the sum is 50.

The square root of 56167799 is about 7494.5179297938. The cubic root of 56167799 is about 382.9679840167.

The spelling of 56167799 in words is "fifty-six million, one hundred sixty-seven thousand, seven hundred ninety-nine".