56145594 has 16 divisors (see below), whose sum is σ = 118896768. Its totient is φ = 17614272.

The previous prime is 56145587. The next prime is 56145629. The reversal of 56145594 is 49554165.

It is a super-2 number, since 2×56145594² = 6304655451225672, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 275122 + ... + 275325.

It is an arithmetic number, because the mean of its divisors is an integer number (7431048).

Almost surely, 2^56145594 is an apocalyptic number.

56145594 is an abundant number, since it is smaller than the sum of its proper divisors (62751174).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56145594 is a wasteful number, since it uses less digits than its factorization.

56145594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550469.

The product of its digits is 108000, while the sum is 39.

The square root of 56145594 is about 7493.0363671879. The cubic root of 56145594 is about 382.9175107023.

The spelling of 56145594 in words is "fifty-six million, one hundred forty-five thousand, five hundred ninety-four".