53287536 has 40 divisors (see below), whose sum is σ = 141022224. Its totient is φ = 17328640.

The previous prime is 53287517. The next prime is 53287541. The reversal of 53287536 is 63578235.

It is a super-2 number, since 2×53287536² = 5679122985902592, which contains 22 as substring.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 53287494 and 53287503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11571 + ... + 15506.

Almost surely, 2^53287536 is an apocalyptic number.

It is an amenable number.

53287536 is an abundant number, since it is smaller than the sum of its proper divisors (87734688).

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

53287536 is a wasteful number, since it uses less digits than its factorization.

53287536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27129 (or 27123 counting only the distinct ones).

The product of its digits is 151200, while the sum is 39.

The square root of 53287536 is about 7299.8312309258. The cubic root of 53287536 is about 376.3066383465.

The spelling of 53287536 in words is "fifty-three million, two hundred eighty-seven thousand, five hundred thirty-six".