56374533 has 24 divisors (see below), whose sum is σ = 86650200. Its totient is φ = 35195904.

The previous prime is 56374531. The next prime is 56374543. The reversal of 56374533 is 33547365.

56374533 is a `hidden beast` number, since 56 + 3 + 74 + 533 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 45603009 + 10771524 = 6753^2 + 3282^2 .

It is not a de Polignac number, because 56374533 - 2¹ = 56374531 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56374531) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34233 + ... + 35841.

It is an arithmetic number, because the mean of its divisors is an integer number (3610425).

Almost surely, 2^56374533 is an apocalyptic number.

It is an amenable number.

56374533 is a deficient number, since it is larger than the sum of its proper divisors (30275667).

56374533 is a wasteful number, since it uses less digits than its factorization.

56374533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1861 (or 1858 counting only the distinct ones).

The product of its digits is 113400, while the sum is 36.

The square root of 56374533 is about 7508.2976099779. The cubic root of 56374533 is about 383.4372657483.

The spelling of 56374533 in words is "fifty-six million, three hundred seventy-four thousand, five hundred thirty-three".