10399329 has 12 divisors (see below), whose sum is σ = 15049216. Its totient is φ = 6919992.

The previous prime is 10399321. The next prime is 10399339. The reversal of 10399329 is 92399301.

It is not a de Polignac number, because 10399329 - 2³ = 10399321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10399293 and 10399302.

It is not an unprimeable number, because it can be changed into a prime (10399321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9024 + ... + 10110.

Almost surely, 2^10399329 is an apocalyptic number.

It is an amenable number.

10399329 is a deficient number, since it is larger than the sum of its proper divisors (4649887).

10399329 is a wasteful number, since it uses less digits than its factorization.

10399329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2156 (or 2153 counting only the distinct ones).

The product of its (nonzero) digits is 13122, while the sum is 36.

The square root of 10399329 is about 3224.7990635077. The cubic root of 10399329 is about 218.2738821226.

The spelling of 10399329 in words is "ten million, three hundred ninety-nine thousand, three hundred twenty-nine".