22074402 has 24 divisors (see below), whose sum is σ = 51357456. Its totient is φ = 6306888.

The previous prime is 22074401. The next prime is 22074413. The reversal of 22074402 is 20447022.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (22074401) 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, 37248 + ... + 37835.

It is an arithmetic number, because the mean of its divisors is an integer number (2139894).

Almost surely, 2^22074402 is an apocalyptic number.

22074402 is an abundant number, since it is smaller than the sum of its proper divisors (29283054).

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

22074402 is a wasteful number, since it uses less digits than its factorization.

22074402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75102 (or 75095 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 21.

The square root of 22074402 is about 4698.3403452709. The cubic root of 22074402 is about 280.5194523894.

The spelling of 22074402 in words is "twenty-two million, seventy-four thousand, four hundred two".