22038402 has 32 divisors (see below), whose sum is σ = 45650304. Its totient is φ = 7088000.

The previous prime is 22038391. The next prime is 22038413. The reversal of 22038402 is 20483022.

It is an interprime number because it is at equal distance from previous prime (22038391) and next prime (22038413).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24403 + ... + 25289.

It is an arithmetic number, because the mean of its divisors is an integer number (1426572).

Almost surely, 2^22038402 is an apocalyptic number.

22038402 is an abundant number, since it is smaller than the sum of its proper divisors (23611902).

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

22038402 is a wasteful number, since it uses less digits than its factorization.

22038402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1034.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 22038402 is about 4694.5076419152. The cubic root of 22038402 is about 280.3668745289.

The spelling of 22038402 in words is "twenty-two million, thirty-eight thousand, four hundred two".