908099 has 4 divisors (see below), whose sum is σ = 911064. Its totient is φ = 905136.

The previous prime is 908081. The next prime is 908101. The reversal of 908099 is 990809.

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

It is a cyclic number.

It is not a de Polignac number, because 908099 - 2⁸ = 907843 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (907099) 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, 962 + ... + 1655.

It is an arithmetic number, because the mean of its divisors is an integer number (227766).

2⁹⁰⁸⁰⁹⁹ is an apocalyptic number.

908099 is a deficient number, since it is larger than the sum of its proper divisors (2965).

908099 is a wasteful number, since it uses less digits than its factorization.

908099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2964.

The product of its (nonzero) digits is 5832, while the sum is 35.

The square root of 908099 is about 952.9422857655. The cubic root of 908099 is about 96.8376851084.

It can be divided in two parts, 90809 and 9, that multiplied together give a triangular number (817281 = T₁₂₇₈).

The spelling of 908099 in words is "nine hundred eight thousand, ninety-nine".