56632045 has 4 divisors (see below), whose sum is σ = 67958460. Its totient is φ = 45305632.

The previous prime is 56632033. The next prime is 56632057. The reversal of 56632045 is 54023665.

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

It is an interprime number because it is at equal distance from previous prime (56632033) and next prime (56632057).

It can be written as a sum of positive squares in 2 ways, for example, as 30713764 + 25918281 = 5542^2 + 5091^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56632045 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 56631998 and 56632016.

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, 5663200 + ... + 5663209.

It is an arithmetic number, because the mean of its divisors is an integer number (16989615).

Almost surely, 2^56632045 is an apocalyptic number.

It is an amenable number.

56632045 is a deficient number, since it is larger than the sum of its proper divisors (11326415).

56632045 is a wasteful number, since it uses less digits than its factorization.

56632045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11326414.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 56632045 is about 7525.4265659828. The cubic root of 56632045 is about 384.0202106152.

The spelling of 56632045 in words is "fifty-six million, six hundred thirty-two thousand, forty-five".