99298939 has 4 divisors (see below), whose sum is σ = 99514800. Its totient is φ = 99083080.

The previous prime is 99298919. The next prime is 99298943. The reversal of 99298939 is 93989299.

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 99298939 - 2¹¹ = 99296891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99298919) 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, 107239 + ... + 108160.

It is an arithmetic number, because the mean of its divisors is an integer number (24878700).

Almost surely, 2^99298939 is an apocalyptic number.

99298939 is a deficient number, since it is larger than the sum of its proper divisors (215861).

99298939 is a wasteful number, since it uses less digits than its factorization.

99298939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215860.

The product of its digits is 2834352, while the sum is 58.

The square root of 99298939 is about 9964.8852978848. The cubic root of 99298939 is about 463.0716597191.

The spelling of 99298939 in words is "ninety-nine million, two hundred ninety-eight thousand, nine hundred thirty-nine".