22428662 has 8 divisors (see below), whose sum is σ = 33969936. Its totient is φ = 11105352.

The previous prime is 22428643. The next prime is 22428709. The reversal of 22428662 is 26682422.

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

It is a super-2 number, since 2×22428662² = 1006089758220488, which contains 22 as substring.

It is a congruent number.

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, 54233 + ... + 54644.

It is an arithmetic number, because the mean of its divisors is an integer number (4246242).

Almost surely, 2^22428662 is an apocalyptic number.

22428662 is a deficient number, since it is larger than the sum of its proper divisors (11541274).

22428662 is a wasteful number, since it uses less digits than its factorization.

22428662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108982.

The product of its digits is 18432, while the sum is 32.

The square root of 22428662 is about 4735.8908348905. The cubic root of 22428662 is about 282.0121299881.

The spelling of 22428662 in words is "twenty-two million, four hundred twenty-eight thousand, six hundred sixty-two".