10399264 has 12 divisors (see below), whose sum is σ = 20473614. Its totient is φ = 5199616.

The previous prime is 10399261. The next prime is 10399297. The reversal of 10399264 is 46299301.

It can be written as a sum of positive squares in only one way, i.e., 9659664 + 739600 = 3108^2 + 860^2 .

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (10399261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162457 + ... + 162520.

Almost surely, 2^10399264 is an apocalyptic number.

It is an amenable number.

10399264 is a deficient number, since it is larger than the sum of its proper divisors (10074350).

10399264 is an equidigital number, since it uses as much as digits as its factorization.

10399264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324987 (or 324979 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 10399264 is about 3224.7889853446. The cubic root of 10399264 is about 218.2734273551.

The spelling of 10399264 in words is "ten million, three hundred ninety-nine thousand, two hundred sixty-four".