56190859 has 4 divisors (see below), whose sum is σ = 56216104. Its totient is φ = 56165616.

The previous prime is 56190857. The next prime is 56190881. The reversal of 56190859 is 95809165.

It is a happy number.

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 56190859 - 2¹ = 56190857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56190857) 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, 8922 + ... + 13855.

It is an arithmetic number, because the mean of its divisors is an integer number (14054026).

Almost surely, 2^56190859 is an apocalyptic number.

56190859 is a deficient number, since it is larger than the sum of its proper divisors (25245).

56190859 is a wasteful number, since it uses less digits than its factorization.

56190859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25244.

The product of its (nonzero) digits is 97200, while the sum is 43.

The square root of 56190859 is about 7496.0562297784. The cubic root of 56190859 is about 383.0203867194.

The spelling of 56190859 in words is "fifty-six million, one hundred ninety thousand, eight hundred fifty-nine".