93913697 has 4 divisors (see below), whose sum is σ = 95200260. Its totient is φ = 92627136.

The previous prime is 93913693. The next prime is 93913723. The reversal of 93913697 is 79631939.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 68823616 + 25090081 = 8296^2 + 5009^2 .

It is a cyclic number.

It is not a de Polignac number, because 93913697 - 2² = 93913693 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (93913691) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 643172 + ... + 643317.

It is an arithmetic number, because the mean of its divisors is an integer number (23800065).

Almost surely, 2^93913697 is an apocalyptic number.

It is an amenable number.

93913697 is a deficient number, since it is larger than the sum of its proper divisors (1286563).

93913697 is a wasteful number, since it uses less digits than its factorization.

93913697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1286562.

The product of its digits is 275562, while the sum is 47.

The square root of 93913697 is about 9690.9079553982. The cubic root of 93913697 is about 454.5444008545.

The spelling of 93913697 in words is "ninety-three million, nine hundred thirteen thousand, six hundred ninety-seven".