8399469 has 12 divisors (see below), whose sum is σ = 12127776. Its totient is φ = 5168592.

The previous prime is 8399459. The next prime is 8399477. The reversal of 8399469 is 9649938.

It is a happy number.

8399469 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8399469 - 2⁵ = 8399437 is a prime.

It is a super-2 number, since 2×8399469² = 141102158963922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8399429) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7777 + ... + 8790.

It is an arithmetic number, because the mean of its divisors is an integer number (1010648).

Almost surely, 2^8399469 is an apocalyptic number.

It is an amenable number.

8399469 is a deficient number, since it is larger than the sum of its proper divisors (3728307).

8399469 is a wasteful number, since it uses less digits than its factorization.

8399469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16596 (or 16583 counting only the distinct ones).

The product of its digits is 419904, while the sum is 48.

The square root of 8399469 is about 2898.1837415871. The cubic root of 8399469 is about 203.2749878881.

The spelling of 8399469 in words is "eight million, three hundred ninety-nine thousand, four hundred sixty-nine".