93997071 has 16 divisors (see below), whose sum is σ = 159148800. Its totient is φ = 53712504.

The previous prime is 93997061. The next prime is 93997073. The reversal of 93997071 is 17079939.

It is not a de Polignac number, because 93997071 - 2²² = 89802767 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (93997073) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 248481 + ... + 248858.

It is an arithmetic number, because the mean of its divisors is an integer number (9946800).

Almost surely, 2^93997071 is an apocalyptic number.

93997071 is a deficient number, since it is larger than the sum of its proper divisors (65151729).

93997071 is a wasteful number, since it uses less digits than its factorization.

93997071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497355 (or 497349 counting only the distinct ones).

The product of its (nonzero) digits is 107163, while the sum is 45.

The square root of 93997071 is about 9695.2086620144. The cubic root of 93997071 is about 454.6788717461.

The spelling of 93997071 in words is "ninety-three million, nine hundred ninety-seven thousand, seventy-one".