53240756 has 12 divisors (see below), whose sum is σ = 93559620. Its totient is φ = 26509440.

The previous prime is 53240731. The next prime is 53240767. The reversal of 53240756 is 65704235.

53240756 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 49477156 + 3763600 = 7034^2 + 1940^2 .

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

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, 26651 + ... + 28578.

It is an arithmetic number, because the mean of its divisors is an integer number (7796635).

Almost surely, 2^53240756 is an apocalyptic number.

It is an amenable number.

53240756 is a deficient number, since it is larger than the sum of its proper divisors (40318864).

53240756 is a wasteful number, since it uses less digits than its factorization.

53240756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55474 (or 55472 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 32.

The square root of 53240756 is about 7296.6263437290. The cubic root of 53240756 is about 376.1964888966.

The spelling of 53240756 in words is "fifty-three million, two hundred forty thousand, seven hundred fifty-six".