53212824 has 72 divisors (see below), whose sum is σ = 167658660. Its totient is φ = 15202656.

The previous prime is 53212813. The next prime is 53212849. The reversal of 53212824 is 42821235.

53212824 is a `hidden beast` number, since 532 + 128 + 2 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4014 + ... + 11069.

Almost surely, 2^53212824 is an apocalyptic number.

It is an amenable number.

53212824 is an abundant number, since it is smaller than the sum of its proper divisors (114445836).

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

53212824 is a wasteful number, since it uses less digits than its factorization.

53212824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15109 (or 15095 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 53212824 is about 7294.7120573742. The cubic root of 53212824 is about 376.1306886884.

The spelling of 53212824 in words is "fifty-three million, two hundred twelve thousand, eight hundred twenty-four".