53297292 has 12 divisors (see below), whose sum is σ = 124360376. Its totient is φ = 17765760.

The previous prime is 53297287. The next prime is 53297297. The reversal of 53297292 is 29279235.

It is an interprime number because it is at equal distance from previous prime (53297287) and next prime (53297297).

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 53297292.

It is not an unprimeable number, because it can be changed into a prime (53297297) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2220709 + ... + 2220732.

Almost surely, 2^53297292 is an apocalyptic number.

It is an amenable number.

53297292 is an abundant number, since it is smaller than the sum of its proper divisors (71063084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53297292 is a wasteful number, since it uses less digits than its factorization.

53297292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4441448 (or 4441446 counting only the distinct ones).

The product of its digits is 68040, while the sum is 39.

The square root of 53297292 is about 7300.4994349702. The cubic root of 53297292 is about 376.3296019625.

It can be divided in two parts, 5329 and 7292, that added together give a palindrome (12621).

The spelling of 53297292 in words is "fifty-three million, two hundred ninety-seven thousand, two hundred ninety-two".