53320252 has 6 divisors (see below), whose sum is σ = 93310448. Its totient is φ = 26660124.

The previous prime is 53320237. The next prime is 53320273. The reversal of 53320252 is 25202335.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6665028 + ... + 6665035.

Almost surely, 2^53320252 is an apocalyptic number.

It is an amenable number.

53320252 is a deficient number, since it is larger than the sum of its proper divisors (39990196).

53320252 is a wasteful number, since it uses less digits than its factorization.

53320252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13330067 (or 13330065 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 22.

The square root of 53320252 is about 7302.0717608087. The cubic root of 53320252 is about 376.3836340210.

Adding to 53320252 its reverse (25202335), we get a palindrome (78522587).

The spelling of 53320252 in words is "fifty-three million, three hundred twenty thousand, two hundred fifty-two".