53915968 has 28 divisors (see below), whose sum is σ = 108041440. Its totient is φ = 26692992.

The previous prime is 53915951. The next prime is 53915971. The reversal of 53915968 is 86951935.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2503 + ... + 10681.

Almost surely, 2^53915968 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53915968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54020720).

53915968 is an abundant number, since it is smaller than the sum of its proper divisors (54125472).

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

53915968 is a wasteful number, since it uses less digits than its factorization.

53915968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8294 (or 8284 counting only the distinct ones).

The product of its digits is 291600, while the sum is 46.

The square root of 53915968 is about 7342.7493488475. The cubic root of 53915968 is about 377.7801507989.

The spelling of 53915968 in words is "fifty-three million, nine hundred fifteen thousand, nine hundred sixty-eight".