22682990 has 16 divisors (see below), whose sum is σ = 44541360. Its totient is φ = 8248320.

The previous prime is 22682977. The next prime is 22683013. The reversal of 22682990 is 9928622.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102995 + ... + 103214.

It is an arithmetic number, because the mean of its divisors is an integer number (2783835).

Almost surely, 2^22682990 is an apocalyptic number.

22682990 is a deficient number, since it is larger than the sum of its proper divisors (21858370).

22682990 is a wasteful number, since it uses less digits than its factorization.

22682990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206227.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 22682990 is about 4762.6662700634. Note that the first 3 decimals coincide. The cubic root of 22682990 is about 283.0740773421.

The spelling of 22682990 in words is "twenty-two million, six hundred eighty-two thousand, nine hundred ninety".