56316445 has 4 divisors (see below), whose sum is σ = 67579740. Its totient is φ = 45053152.

The previous prime is 56316433. The next prime is 56316451. The reversal of 56316445 is 54461365.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 23299929 + 33016516 = 4827^2 + 5746^2 .

It is a cyclic number.

It is not a de Polignac number, because 56316445 - 2⁷ = 56316317 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56316445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5631640 + ... + 5631649.

It is an arithmetic number, because the mean of its divisors is an integer number (16894935).

Almost surely, 2^56316445 is an apocalyptic number.

It is an amenable number.

56316445 is a deficient number, since it is larger than the sum of its proper divisors (11263295).

56316445 is a wasteful number, since it uses less digits than its factorization.

56316445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11263294.

The product of its digits is 43200, while the sum is 34.

The square root of 56316445 is about 7504.4283593089. The cubic root of 56316445 is about 383.3055232923.

The spelling of 56316445 in words is "fifty-six million, three hundred sixteen thousand, four hundred forty-five".