53990336 has 28 divisors (see below), whose sum is σ = 107408472. Its totient is φ = 26926848.

The previous prime is 53990333. The next prime is 53990341. The reversal of 53990336 is 63309935.

It is a self number, because there is not a number n which added to its sum of digits gives 53990336.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53990333) 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, 32666 + ... + 34278.

Almost surely, 2^53990336 is an apocalyptic number.

It is an amenable number.

53990336 is a deficient number, since it is larger than the sum of its proper divisors (53418136).

53990336 is a wasteful number, since it uses less digits than its factorization.

53990336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2148 (or 2138 counting only the distinct ones).

The product of its (nonzero) digits is 65610, while the sum is 38.

The square root of 53990336 is about 7347.8116470144. The cubic root of 53990336 is about 377.9537657028.

The spelling of 53990336 in words is "fifty-three million, nine hundred ninety thousand, three hundred thirty-six".