93989172 has 24 divisors (see below), whose sum is σ = 219464896. Its totient is φ = 31307328.

The previous prime is 93989153. The next prime is 93989173. The reversal of 93989172 is 27198939.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (93989173) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31113 + ... + 33999.

Almost surely, 2^93989172 is an apocalyptic number.

It is an amenable number.

93989172 is an abundant number, since it is smaller than the sum of its proper divisors (125475724).

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

93989172 is a wasteful number, since it uses less digits than its factorization.

93989172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5607 (or 5605 counting only the distinct ones).

The product of its digits is 244944, while the sum is 48.

The square root of 93989172 is about 9694.8012872879. The cubic root of 93989172 is about 454.6661351471. Note that the first 3 decimals are identical.

The spelling of 93989172 in words is "ninety-three million, nine hundred eighty-nine thousand, one hundred seventy-two".