22000662 has 12 divisors (see below), whose sum is σ = 47668140. Its totient is φ = 7333548.

The previous prime is 22000661. The next prime is 22000663. The reversal of 22000662 is 26600022.

22000662 is a `hidden beast` number, since 2 + 2 + 0 + 0 + 0 + 662 = 666.

It is an interprime number because it is at equal distance from previous prime (22000661) and next prime (22000663).

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 1222259 = 22000662 / (2 + 2 + 0 + 0 + 0 + 6 + 6 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22000661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 611112 + ... + 611147.

It is an arithmetic number, because the mean of its divisors is an integer number (3972345).

Almost surely, 2^22000662 is an apocalyptic number.

22000662 is an abundant number, since it is smaller than the sum of its proper divisors (25667478).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22000662 is a wasteful number, since it uses less digits than its factorization.

22000662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1222267 (or 1222264 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 22000662 is about 4690.4863287297. The cubic root of 22000662 is about 280.2067435677.

Adding to 22000662 its reverse (26600022), we get a palindrome (48600684).

The spelling of 22000662 in words is "twenty-two million, six hundred sixty-two", and thus it is an aban number.