53202172 has 12 divisors (see below), whose sum is σ = 94064320. Its totient is φ = 26326656.

The previous prime is 53202157. The next prime is 53202199. The reversal of 53202172 is 27120235.

It is a super-2 number, since 2×53202172² = 5660942211035168, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68172 + ... + 68947.

Almost surely, 2^53202172 is an apocalyptic number.

It is an amenable number.

53202172 is a deficient number, since it is larger than the sum of its proper divisors (40862148).

53202172 is a wasteful number, since it uses less digits than its factorization.

53202172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137220 (or 137218 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 53202172 is about 7293.9819029115. The cubic root of 53202172 is about 376.1055894037.

The spelling of 53202172 in words is "fifty-three million, two hundred two thousand, one hundred seventy-two".