53321324 has 24 divisors (see below), whose sum is σ = 107845920. Its totient is φ = 22594176.

The previous prime is 53321297. The next prime is 53321341. The reversal of 53321324 is 42312335.

It is a super-2 number, since 2×53321324² = 5686327186225952, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 53321324.

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, 8207 + ... + 13190.

It is an arithmetic number, because the mean of its divisors is an integer number (4493580).

Almost surely, 2^53321324 is an apocalyptic number.

It is an amenable number.

53321324 is an abundant number, since it is smaller than the sum of its proper divisors (54524596).

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

53321324 is a wasteful number, since it uses less digits than its factorization.

53321324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21497 (or 21495 counting only the distinct ones).

The product of its digits is 2160, while the sum is 23.

The square root of 53321324 is about 7302.1451642651. The cubic root of 53321324 is about 376.3861563931.

Adding to 53321324 its reverse (42312335), we get a palindrome (95633659).

The spelling of 53321324 in words is "fifty-three million, three hundred twenty-one thousand, three hundred twenty-four".