53255613 has 16 divisors (see below), whose sum is σ = 77158400. Its totient is φ = 32549040.

The previous prime is 53255593. The next prime is 53255621. The reversal of 53255613 is 31655235.

It is not a de Polignac number, because 53255613 - 2¹⁴ = 53239229 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53255633) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13303 + ... + 16836.

It is an arithmetic number, because the mean of its divisors is an integer number (4822400).

Almost surely, 2^53255613 is an apocalyptic number.

It is an amenable number.

53255613 is a deficient number, since it is larger than the sum of its proper divisors (23902787).

53255613 is a wasteful number, since it uses less digits than its factorization.

53255613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30192.

The product of its digits is 13500, while the sum is 30.

The square root of 53255613 is about 7297.6443459516. The cubic root of 53255613 is about 376.2314785789.

The spelling of 53255613 in words is "fifty-three million, two hundred fifty-five thousand, six hundred thirteen".