10399422 has 32 divisors (see below), whose sum is σ = 23886720. Its totient is φ = 2985120.

The previous prime is 10399409. The next prime is 10399423. The reversal of 10399422 is 22499301.

It is a self number, because there is not a number n which added to its sum of digits gives 10399422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10399423) 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, 2893 + ... + 5400.

It is an arithmetic number, because the mean of its divisors is an integer number (746460).

Almost surely, 2^10399422 is an apocalyptic number.

10399422 is an abundant number, since it is smaller than the sum of its proper divisors (13487298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10399422 is a wasteful number, since it uses less digits than its factorization.

10399422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8328.

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 10399422 is about 3224.8134829785. The cubic root of 10399422 is about 218.2745327868.

The spelling of 10399422 in words is "ten million, three hundred ninety-nine thousand, four hundred twenty-two".