53538736 has 20 divisors (see below), whose sum is σ = 107078464. Its totient is φ = 25905600.

The previous prime is 53538707. The next prime is 53538739. The reversal of 53538736 is 63783535.

It is a happy number.

53538736 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (53538739) 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, 53475 + ... + 54466.

Almost surely, 2^53538736 is an apocalyptic number.

It is an amenable number.

53538736 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

53538736 is a wasteful number, since it uses less digits than its factorization.

53538736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107980 (or 107974 counting only the distinct ones).

The product of its digits is 226800, while the sum is 40.

The square root of 53538736 is about 7317.0168784827. The cubic root of 53538736 is about 376.8970207984.

The spelling of 53538736 in words is "fifty-three million, five hundred thirty-eight thousand, seven hundred thirty-six".