99594389 has 4 divisors (see below), whose sum is σ = 99617856. Its totient is φ = 99570924.

The previous prime is 99594373. The next prime is 99594427. The reversal of 99594389 is 98349599.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 99594389 - 2⁴ = 99594373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99594349) 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, 3389 + ... + 14514.

It is an arithmetic number, because the mean of its divisors is an integer number (24904464).

Almost surely, 2^99594389 is an apocalyptic number.

It is an amenable number.

99594389 is a deficient number, since it is larger than the sum of its proper divisors (23467).

99594389 is a wasteful number, since it uses less digits than its factorization.

99594389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23466.

The product of its digits is 3149280, while the sum is 56.

The square root of 99594389 is about 9979.6988431515. The cubic root of 99594389 is about 463.5304731308.

The spelling of 99594389 in words is "ninety-nine million, five hundred ninety-four thousand, three hundred eighty-nine".