94636393 has 4 divisors (see below), whose sum is σ = 95159428. Its totient is φ = 94113360.

The previous prime is 94636387. The next prime is 94636403. The reversal of 94636393 is 39363649.

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 14837904 + 79798489 = 3852^2 + 8933^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-94636393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (94636313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261246 + ... + 261607.

It is an arithmetic number, because the mean of its divisors is an integer number (23789857).

Almost surely, 2^94636393 is an apocalyptic number.

It is an amenable number.

94636393 is a deficient number, since it is larger than the sum of its proper divisors (523035).

94636393 is a wasteful number, since it uses less digits than its factorization.

94636393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523034.

The product of its digits is 314928, while the sum is 43.

The square root of 94636393 is about 9728.1238170574. The cubic root of 94636393 is about 455.7073777288.

The spelling of 94636393 in words is "ninety-four million, six hundred thirty-six thousand, three hundred ninety-three".