53389760 has 28 divisors (see below), whose sum is σ = 127135128. Its totient is φ = 21355776.

The previous prime is 53389759. The next prime is 53389769. The reversal of 53389760 is 6798335.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53389769) 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, 83102 + ... + 83741.

Almost surely, 2^53389760 is an apocalyptic number.

It is an amenable number.

53389760 is an abundant number, since it is smaller than the sum of its proper divisors (73745368).

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

53389760 is a wasteful number, since it uses less digits than its factorization.

53389760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166860 (or 166850 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 53389760 is about 7306.8296818798. The cubic root of 53389760 is about 376.5471135796.

The spelling of 53389760 in words is "fifty-three million, three hundred eighty-nine thousand, seven hundred sixty".