22442866 has 8 divisors (see below), whose sum is σ = 33713280. Its totient is φ = 11205108.

The previous prime is 22442851. The next prime is 22442881. The reversal of 22442866 is 66824422.

It is an interprime number because it is at equal distance from previous prime (22442851) and next prime (22442881).

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, 6366 + ... + 9241.

It is an arithmetic number, because the mean of its divisors is an integer number (4214160).

Almost surely, 2^22442866 is an apocalyptic number.

22442866 is a deficient number, since it is larger than the sum of its proper divisors (11270414).

22442866 is a wasteful number, since it uses less digits than its factorization.

22442866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16328.

The product of its digits is 36864, while the sum is 34.

The square root of 22442866 is about 4737.3902098096. The cubic root of 22442866 is about 282.0716498856.

The spelling of 22442866 in words is "twenty-two million, four hundred forty-two thousand, eight hundred sixty-six".