56700899 has 8 divisors (see below), whose sum is σ = 60179760. Its totient is φ = 53238016.

The previous prime is 56700893. The next prime is 56700913. The reversal of 56700899 is 99800765.

It is a Cunningham number, because it is equal to 7530²-1.

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

It is not a de Polignac number, because 56700899 - 2¹⁶ = 56635363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56700893) 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, 3767 + ... + 11295.

It is an arithmetic number, because the mean of its divisors is an integer number (7522470).

Almost surely, 2^56700899 is an apocalyptic number.

56700899 is a deficient number, since it is larger than the sum of its proper divisors (3478861).

56700899 is a wasteful number, since it uses less digits than its factorization.

56700899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7989.

The product of its (nonzero) digits is 136080, while the sum is 44.

The square root of 56700899 is about 7529.9999335989. Note that the first 4 decimals coincide. The cubic root of 56700899 is about 384.1757798923.

The spelling of 56700899 in words is "fifty-six million, seven hundred thousand, eight hundred ninety-nine".