53520172 has 24 divisors (see below), whose sum is σ = 98261856. Its totient is φ = 25458048.

The previous prime is 53520157. The next prime is 53520191. The reversal of 53520172 is 27102535.

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, 16648 + ... + 19600.

It is an arithmetic number, because the mean of its divisors is an integer number (4094244).

Almost surely, 2^53520172 is an apocalyptic number.

It is an amenable number.

53520172 is a deficient number, since it is larger than the sum of its proper divisors (44741684).

53520172 is a wasteful number, since it uses less digits than its factorization.

53520172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3177 (or 3175 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 25.

The square root of 53520172 is about 7315.7482187402. The cubic root of 53520172 is about 376.8534540549.

The spelling of 53520172 in words is "fifty-three million, five hundred twenty thousand, one hundred seventy-two".