56373533 has 4 divisors (see below), whose sum is σ = 57897180. Its totient is φ = 54849888.

The previous prime is 56373509. The next prime is 56373557. The reversal of 56373533 is 33537365.

56373533 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 is an interprime number because it is at equal distance from previous prime (56373509) and next prime (56373557).

It can be written as a sum of positive squares in 2 ways, for example, as 52461049 + 3912484 = 7243^2 + 1978^2 .

It is a cyclic number.

It is not a de Polignac number, because 56373533 - 2²⁰ = 55324957 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56373493 and 56373502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56373433) 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, 761768 + ... + 761841.

It is an arithmetic number, because the mean of its divisors is an integer number (14474295).

Almost surely, 2^56373533 is an apocalyptic number.

It is an amenable number.

56373533 is a deficient number, since it is larger than the sum of its proper divisors (1523647).

56373533 is a wasteful number, since it uses less digits than its factorization.

56373533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1523646.

The product of its digits is 85050, while the sum is 35.

The square root of 56373533 is about 7508.2310166909. The cubic root of 56373533 is about 383.4349985335.

The spelling of 56373533 in words is "fifty-six million, three hundred seventy-three thousand, five hundred thirty-three".