53869968 has 40 divisors (see below), whose sum is σ = 154628000. Its totient is φ = 17956512.

The previous prime is 53869913. The next prime is 53869969. The reversal of 53869968 is 86996835.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (53869969) 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, 61918 + ... + 62781.

It is an arithmetic number, because the mean of its divisors is an integer number (3865700).

Almost surely, 2^53869968 is an apocalyptic number.

It is an amenable number.

53869968 is an abundant number, since it is smaller than the sum of its proper divisors (100758032).

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

53869968 is a wasteful number, since it uses less digits than its factorization.

53869968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124716 (or 124704 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 54.

The square root of 53869968 is about 7339.6163387469. The cubic root of 53869968 is about 377.6726821331.

The spelling of 53869968 in words is "fifty-three million, eight hundred sixty-nine thousand, nine hundred sixty-eight".