10399291 has 16 divisors (see below), whose sum is σ = 12994560. Its totient is φ = 8115840.

The previous prime is 10399261. The next prime is 10399297. The reversal of 10399291 is 19299301.

It is a cyclic number.

It is not a de Polignac number, because 10399291 - 2⁹ = 10398779 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (10399297) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2280 + ... + 5098.

It is an arithmetic number, because the mean of its divisors is an integer number (812160).

Almost surely, 2^10399291 is an apocalyptic number.

10399291 is a deficient number, since it is larger than the sum of its proper divisors (2595269).

10399291 is a wasteful number, since it uses less digits than its factorization.

10399291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2874.

The product of its (nonzero) digits is 4374, while the sum is 34.

The square root of 10399291 is about 3224.7931716623. The cubic root of 10399291 is about 218.2736162588.

The spelling of 10399291 in words is "ten million, three hundred ninety-nine thousand, two hundred ninety-one".