53261824 has 120 divisors (see below), whose sum is σ = 135748008. Its totient is φ = 20643840.

The previous prime is 53261809. The next prime is 53261843. The reversal of 53261824 is 42816235.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 275872 + ... + 276064.

Almost surely, 2^53261824 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53261824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67874004).

53261824 is an abundant number, since it is smaller than the sum of its proper divisors (82486184).

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

53261824 is a wasteful number, since it uses less digits than its factorization.

53261824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236 (or 213 counting only the distinct ones).

The product of its digits is 11520, while the sum is 31.

The square root of 53261824 is about 7298.0698818249. The cubic root of 53261824 is about 376.2461041601.

The spelling of 53261824 in words is "fifty-three million, two hundred sixty-one thousand, eight hundred twenty-four".