22409902 has 8 divisors (see below), whose sum is σ = 33650496. Its totient is φ = 11193072.

The previous prime is 22409887. The next prime is 22409941. The reversal of 22409902 is 20990422.

It is a happy number.

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

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, 3358 + ... + 7489.

It is an arithmetic number, because the mean of its divisors is an integer number (4206312).

Almost surely, 2^22409902 is an apocalyptic number.

22409902 is a deficient number, since it is larger than the sum of its proper divisors (11240594).

22409902 is a wasteful number, since it uses less digits than its factorization.

22409902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11882.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 22409902 is about 4733.9098005771. The cubic root of 22409902 is about 281.9334802779.

The spelling of 22409902 in words is "twenty-two million, four hundred nine thousand, nine hundred two".