56263073 has 4 divisors (see below), whose sum is σ = 56311428. Its totient is φ = 56214720.

The previous prime is 56263069. The next prime is 56263079. The reversal of 56263073 is 37036265.

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 17909824 + 38353249 = 4232^2 + 6193^2 .

It is a cyclic number.

It is not a de Polignac number, because 56263073 - 2² = 56263069 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56263079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22388 + ... + 24773.

It is an arithmetic number, because the mean of its divisors is an integer number (14077857).

Almost surely, 2^56263073 is an apocalyptic number.

It is an amenable number.

56263073 is a deficient number, since it is larger than the sum of its proper divisors (48355).

56263073 is a wasteful number, since it uses less digits than its factorization.

56263073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48354.

The product of its (nonzero) digits is 22680, while the sum is 32.

The square root of 56263073 is about 7500.8714827012. The cubic root of 56263073 is about 383.1843967515.

The spelling of 56263073 in words is "fifty-six million, two hundred sixty-three thousand, seventy-three".