56538333 has 12 divisors (see below), whose sum is σ = 83208060. Its totient is φ = 36980736.

The previous prime is 56538323. The next prime is 56538337. The reversal of 56538333 is 33383565.

It can be written as a sum of positive squares in 2 ways, for example, as 35497764 + 21040569 = 5958^2 + 4587^2 .

It is not a de Polignac number, because 56538333 - 2⁶ = 56538269 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56538337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58788 + ... + 59741.

It is an arithmetic number, because the mean of its divisors is an integer number (6934005).

Almost surely, 2^56538333 is an apocalyptic number.

56538333 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

It is an amenable number.

56538333 is a deficient number, since it is larger than the sum of its proper divisors (26669727).

56538333 is a wasteful number, since it uses less digits than its factorization.

56538333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118588 (or 118585 counting only the distinct ones).

The product of its digits is 97200, while the sum is 36.

The square root of 56538333 is about 7519.1976300667. The cubic root of 56538333 is about 383.8082742444.

The spelling of 56538333 in words is "fifty-six million, five hundred thirty-eight thousand, three hundred thirty-three".