22626402 has 8 divisors (see below), whose sum is σ = 45252816. Its totient is φ = 7542132.

The previous prime is 22626391. The next prime is 22626403. The reversal of 22626402 is 20462622.

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

22626402 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (22626403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1885528 + ... + 1885539.

It is an arithmetic number, because the mean of its divisors is an integer number (5656602).

Almost surely, 2^22626402 is an apocalyptic number.

22626402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22626402 is a wasteful number, since it uses less digits than its factorization.

22626402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3771072.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 22626402 is about 4756.7217702952. The cubic root of 22626402 is about 282.8384832532.

The spelling of 22626402 in words is "twenty-two million, six hundred twenty-six thousand, four hundred two".