22392402 has 16 divisors (see below), whose sum is σ = 44837280. Its totient is φ = 7455392.

The previous prime is 22392397. The next prime is 22392421. The reversal of 22392402 is 20429322.

It is an unprimeable number.

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, 5374 + ... + 8582.

It is an arithmetic number, because the mean of its divisors is an integer number (2802330).

Almost surely, 2^22392402 is an apocalyptic number.

22392402 is an abundant number, since it is smaller than the sum of its proper divisors (22444878).

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

22392402 is a wasteful number, since it uses less digits than its factorization.

22392402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4377.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 22392402 is about 4732.0610731477. The cubic root of 22392402 is about 281.8600734308.

The spelling of 22392402 in words is "twenty-two million, three hundred ninety-two thousand, four hundred two".