56463637 has 4 divisors (see below), whose sum is σ = 56823436. Its totient is φ = 56103840.

The previous prime is 56463623. The next prime is 56463653. The reversal of 56463637 is 73636465.

56463637 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 12916836 + 43546801 = 3594^2 + 6599^2 .

It is a cyclic number.

It is not a de Polignac number, because 56463637 - 2¹⁹ = 55939349 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56463637.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56463697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179664 + ... + 179977.

It is an arithmetic number, because the mean of its divisors is an integer number (14205859).

Almost surely, 2^56463637 is an apocalyptic number.

It is an amenable number.

56463637 is a deficient number, since it is larger than the sum of its proper divisors (359799).

56463637 is a wasteful number, since it uses less digits than its factorization.

56463637 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359798.

The product of its digits is 272160, while the sum is 40.

The square root of 56463637 is about 7514.2289690959. The cubic root of 56463637 is about 383.6391761240.

The spelling of 56463637 in words is "fifty-six million, four hundred sixty-three thousand, six hundred thirty-seven".