10399378 has 16 divisors (see below), whose sum is σ = 17414496. Its totient is φ = 4616640.

The previous prime is 10399373. The next prime is 10399387. The reversal of 10399378 is 87399301.

It is a self number, because there is not a number n which added to its sum of digits gives 10399378.

It is not an unprimeable number, because it can be changed into a prime (10399373) 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 7 ways as a sum of consecutive naturals, for example, 4551 + ... + 6442.

It is an arithmetic number, because the mean of its divisors is an integer number (1088406).

Almost surely, 2^10399378 is an apocalyptic number.

10399378 is a deficient number, since it is larger than the sum of its proper divisors (7015118).

10399378 is a wasteful number, since it uses less digits than its factorization.

10399378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11049.

The product of its (nonzero) digits is 40824, while the sum is 40.

The square root of 10399378 is about 3224.8066608713. The cubic root of 10399378 is about 218.2742249461.

The spelling of 10399378 in words is "ten million, three hundred ninety-nine thousand, three hundred seventy-eight".