53624536 has 64 divisors (see below), whose sum is σ = 122400000. Its totient is φ = 21513600.

The previous prime is 53624533. The next prime is 53624563. The reversal of 53624536 is 63542635.

It is a super-2 number, since 2×53624536² = 5751181722430592, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53624531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107215 + ... + 107713.

It is an arithmetic number, because the mean of its divisors is an integer number (1912500).

Almost surely, 2^53624536 is an apocalyptic number.

53624536 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53624536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61200000).

53624536 is an abundant number, since it is smaller than the sum of its proper divisors (68775464).

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

53624536 is a wasteful number, since it uses less digits than its factorization.

53624536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632 (or 628 counting only the distinct ones).

The product of its digits is 64800, while the sum is 34.

The square root of 53624536 is about 7322.8775764722. The cubic root of 53624536 is about 377.0982489655.

The spelling of 53624536 in words is "fifty-three million, six hundred twenty-four thousand, five hundred thirty-six".