22985402 has 24 divisors (see below), whose sum is σ = 39900000. Its totient is φ = 9896040.

The previous prime is 22985401. The next prime is 22985423. The reversal of 22985402 is 20458922.

It is not an unprimeable number, because it can be changed into a prime (22985401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2099 + ... + 7097.

It is an arithmetic number, because the mean of its divisors is an integer number (1662500).

Almost surely, 2^22985402 is an apocalyptic number.

22985402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22985402 is a deficient number, since it is larger than the sum of its proper divisors (16914598).

22985402 is a wasteful number, since it uses less digits than its factorization.

22985402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5042 (or 5031 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 22985402 is about 4794.3093350346. The cubic root of 22985402 is about 284.3265189180.

The spelling of 22985402 in words is "twenty-two million, nine hundred eighty-five thousand, four hundred two".