53929768 has 8 divisors (see below), whose sum is σ = 101118330. Its totient is φ = 26964880.

The previous prime is 53929751. The next prime is 53929781. The reversal of 53929768 is 86792935.

It can be written as a sum of positive squares in only one way, i.e., 37429924 + 16499844 = 6118^2 + 4062^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3370603 + ... + 3370618.

Almost surely, 2^53929768 is an apocalyptic number.

It is an amenable number.

53929768 is a deficient number, since it is larger than the sum of its proper divisors (47188562).

53929768 is a wasteful number, since it uses less digits than its factorization.

53929768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6741227 (or 6741223 counting only the distinct ones).

The product of its digits is 816480, while the sum is 49.

The square root of 53929768 is about 7343.6889912359. The cubic root of 53929768 is about 377.8123794783.

The spelling of 53929768 in words is "fifty-three million, nine hundred twenty-nine thousand, seven hundred sixty-eight".