22038422 has 8 divisors (see below), whose sum is σ = 37780176. Its totient is φ = 9445032.

The previous prime is 22038413. The next prime is 22038433. The reversal of 22038422 is 22483022.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 787073 + ... + 787100.

It is an arithmetic number, because the mean of its divisors is an integer number (4722522).

Almost surely, 2^22038422 is an apocalyptic number.

22038422 is a deficient number, since it is larger than the sum of its proper divisors (15741754).

22038422 is a wasteful number, since it uses less digits than its factorization.

22038422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1574182.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 22038422 is about 4694.5097720635. The cubic root of 22038422 is about 280.3669593405.

The spelling of 22038422 in words is "twenty-two million, thirty-eight thousand, four hundred twenty-two".