93390817 has 32 divisors (see below), whose sum is σ = 109992960. Its totient is φ = 78624000.

The previous prime is 93390799. The next prime is 93390859. The reversal of 93390817 is 71809339.

It is not a de Polignac number, because 93390817 - 2¹⁵ = 93358049 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 93390817.

It is not an unprimeable number, because it can be changed into a prime (93390887) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 712842 + ... + 712972.

It is an arithmetic number, because the mean of its divisors is an integer number (3437280).

Almost surely, 2^93390817 is an apocalyptic number.

It is an amenable number.

93390817 is a deficient number, since it is larger than the sum of its proper divisors (16602143).

93390817 is a wasteful number, since it uses less digits than its factorization.

93390817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265.

The product of its (nonzero) digits is 40824, while the sum is 40.

The square root of 93390817 is about 9663.8924352457. The cubic root of 93390817 is about 453.6992467524.

The spelling of 93390817 in words is "ninety-three million, three hundred ninety thousand, eight hundred seventeen".