52256613 has 8 divisors (see below), whose sum is σ = 69710400. Its totient is φ = 34820288.

The previous prime is 52256609. The next prime is 52256627. The reversal of 52256613 is 31665225.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52256613 - 2² = 52256609 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52256663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6448 + ... + 12086.

It is an arithmetic number, because the mean of its divisors is an integer number (8713800).

Almost surely, 2^52256613 is an apocalyptic number.

It is an amenable number.

52256613 is a deficient number, since it is larger than the sum of its proper divisors (17453787).

52256613 is a wasteful number, since it uses less digits than its factorization.

52256613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8731.

The product of its digits is 10800, while the sum is 30.

The square root of 52256613 is about 7228.8735637027. The cubic root of 52256613 is about 373.8640898067.

The spelling of 52256613 in words is "fifty-two million, two hundred fifty-six thousand, six hundred thirteen".