22551842 has 8 divisors (see below), whose sum is σ = 33854976. Its totient is φ = 11266852.

The previous prime is 22551829. The next prime is 22551853. The reversal of 22551842 is 24815522.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 818 + ... + 6765.

It is an arithmetic number, because the mean of its divisors is an integer number (4231872).

Almost surely, 2^22551842 is an apocalyptic number.

22551842 is a deficient number, since it is larger than the sum of its proper divisors (11303134).

22551842 is a wasteful number, since it uses less digits than its factorization.

22551842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9072.

The product of its digits is 6400, while the sum is 29.

The square root of 22551842 is about 4748.8779727426. The cubic root of 22551842 is about 282.5274654164.

The spelling of 22551842 in words is "twenty-two million, five hundred fifty-one thousand, eight hundred forty-two".