10406399 has 8 divisors (see below), whose sum is σ = 10662912. Its totient is φ = 10153080.

The previous prime is 10406393. The next prime is 10406423. The reversal of 10406399 is 99360401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10406399 - 2¹² = 10402303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10406393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6602 + ... + 8024.

It is an arithmetic number, because the mean of its divisors is an integer number (1332864).

Almost surely, 2^10406399 is an apocalyptic number.

10406399 is a deficient number, since it is larger than the sum of its proper divisors (256513).

10406399 is a wasteful number, since it uses less digits than its factorization.

10406399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1597.

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 10406399 is about 3225.8950695892. The cubic root of 10406399 is about 218.3233355301.

The spelling of 10406399 in words is "ten million, four hundred six thousand, three hundred ninety-nine".