22945402 has 16 divisors (see below), whose sum is σ = 36175392. Its totient is φ = 10901520.

The previous prime is 22945399. The next prime is 22945451. The reversal of 22945402 is 20454922.

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, 424 + ... + 6787.

It is an arithmetic number, because the mean of its divisors is an integer number (2260962).

Almost surely, 2^22945402 is an apocalyptic number.

22945402 is a deficient number, since it is larger than the sum of its proper divisors (13229990).

22945402 is a wasteful number, since it uses less digits than its factorization.

22945402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7293.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 22945402 is about 4790.1359062139. The cubic root of 22945402 is about 284.1614915032.

The spelling of 22945402 in words is "twenty-two million, nine hundred forty-five thousand, four hundred two".