22920002 has 16 divisors (see below), whose sum is σ = 39372480. Its totient is φ = 9802608.

The previous prime is 22919999. The next prime is 22920013. The reversal of 22920002 is 20002922.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6824 + ... + 9612.

It is an arithmetic number, because the mean of its divisors is an integer number (2460780).

Almost surely, 2^22920002 is an apocalyptic number.

22920002 is a deficient number, since it is larger than the sum of its proper divisors (16452478).

22920002 is a wasteful number, since it uses less digits than its factorization.

22920002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3385.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 22920002 is about 4787.4838903123. The cubic root of 22920002 is about 284.0565995108.

Adding to 22920002 its reverse (20002922), we get a palindrome (42922924).

The spelling of 22920002 in words is "twenty-two million, nine hundred twenty thousand, two".