99339397 has 4 divisors (see below), whose sum is σ = 100455660. Its totient is φ = 98223136.

The previous prime is 99339377. The next prime is 99339403. The reversal of 99339397 is 79393399.

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 53085796 + 46253601 = 7286^2 + 6801^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99339397 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 (99339307) 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, 557998 + ... + 558175.

It is an arithmetic number, because the mean of its divisors is an integer number (25113915).

Almost surely, 2^99339397 is an apocalyptic number.

It is an amenable number.

99339397 is a deficient number, since it is larger than the sum of its proper divisors (1116263).

99339397 is a wasteful number, since it uses less digits than its factorization.

99339397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1116262.

The product of its digits is 1240029, while the sum is 52.

The square root of 99339397 is about 9966.9151195342. The cubic root of 99339397 is about 463.1345419262.

The spelling of 99339397 in words is "ninety-nine million, three hundred thirty-nine thousand, three hundred ninety-seven".