53330772 has 24 divisors (see below), whose sum is σ = 135751392. Its totient is φ = 16160800.

The previous prime is 53330743. The next prime is 53330789. The reversal of 53330772 is 27703335.

53330772 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201879 + ... + 202142.

It is an arithmetic number, because the mean of its divisors is an integer number (5656308).

Almost surely, 2^53330772 is an apocalyptic number.

It is an amenable number.

53330772 is an abundant number, since it is smaller than the sum of its proper divisors (82420620).

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

53330772 is a wasteful number, since it uses less digits than its factorization.

53330772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404039 (or 404037 counting only the distinct ones).

The product of its (nonzero) digits is 13230, while the sum is 30.

The square root of 53330772 is about 7302.7920687912. The cubic root of 53330772 is about 376.4083856886.

The spelling of 53330772 in words is "fifty-three million, three hundred thirty thousand, seven hundred seventy-two".