53903788 has 12 divisors (see below), whose sum is σ = 94434480. Its totient is φ = 26922512.

The previous prime is 53903777. The next prime is 53903813. The reversal of 53903788 is 88730935.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2923 + ... + 10786.

It is an arithmetic number, because the mean of its divisors is an integer number (7869540).

Almost surely, 2^53903788 is an apocalyptic number.

It is an amenable number.

53903788 is a deficient number, since it is larger than the sum of its proper divisors (40530692).

53903788 is a wasteful number, since it uses less digits than its factorization.

53903788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14696 (or 14694 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 53903788 is about 7341.9199123935. The cubic root of 53903788 is about 377.7517009169.

The spelling of 53903788 in words is "fifty-three million, nine hundred three thousand, seven hundred eighty-eight".