56940586 has 4 divisors (see below), whose sum is σ = 85410882. Its totient is φ = 28470292.

The previous prime is 56940551. The next prime is 56940607. The reversal of 56940586 is 68504965.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 68504965 = 5 ⋅13700993.

It can be written as a sum of positive squares in only one way, i.e., 51394561 + 5546025 = 7169^2 + 2355^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14235145 + ... + 14235148.

Almost surely, 2^56940586 is an apocalyptic number.

56940586 is a deficient number, since it is larger than the sum of its proper divisors (28470296).

56940586 is a wasteful number, since it uses less digits than its factorization.

56940586 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28470295.

The product of its (nonzero) digits is 259200, while the sum is 43.

The square root of 56940586 is about 7545.8986211054. The cubic root of 56940586 is about 384.7163503567.

The spelling of 56940586 in words is "fifty-six million, nine hundred forty thousand, five hundred eighty-six".