10399976 has 16 divisors (see below), whose sum is σ = 19535040. Its totient is φ = 5190640.

The previous prime is 10399969. The next prime is 10399981. The reversal of 10399976 is 67999301.

It is a happy number.

10399976 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6575 + ... + 8001.

It is an arithmetic number, because the mean of its divisors is an integer number (1220940).

Almost surely, 2^10399976 is an apocalyptic number.

It is an amenable number.

10399976 is a deficient number, since it is larger than the sum of its proper divisors (9135064).

10399976 is a wasteful number, since it uses less digits than its factorization.

10399976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2344 (or 2340 counting only the distinct ones).

The product of its (nonzero) digits is 91854, while the sum is 44.

The square root of 10399976 is about 3224.8993782752. The cubic root of 10399976 is about 218.2784087055.

The spelling of 10399976 in words is "ten million, three hundred ninety-nine thousand, nine hundred seventy-six".