8399349 has 32 divisors (see below), whose sum is σ = 14976000. Its totient is φ = 4545072.

The previous prime is 8399317. The next prime is 8399381. The reversal of 8399349 is 9439938.

It is an interprime number because it is at equal distance from previous prime (8399317) and next prime (8399381).

It is not a de Polignac number, because 8399349 - 2⁵ = 8399317 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8391349) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2422 + ... + 4760.

It is an arithmetic number, because the mean of its divisors is an integer number (468000).

Almost surely, 2^8399349 is an apocalyptic number.

It is an amenable number.

8399349 is a deficient number, since it is larger than the sum of its proper divisors (6576651).

8399349 is a wasteful number, since it uses less digits than its factorization.

8399349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2374 (or 2368 counting only the distinct ones).

The product of its digits is 209952, while the sum is 45.

The square root of 8399349 is about 2898.1630388920. The cubic root of 8399349 is about 203.2740198461.

The spelling of 8399349 in words is "eight million, three hundred ninety-nine thousand, three hundred forty-nine".