22088066 has 96 divisors (see below), whose sum is σ = 48263040. Its totient is φ = 7349760.

The previous prime is 22088057. The next prime is 22088071. The reversal of 22088066 is 66088022.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 374345 + ... + 374403.

It is an arithmetic number, because the mean of its divisors is an integer number (502740).

Almost surely, 2^22088066 is an apocalyptic number.

22088066 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

22088066 is an abundant number, since it is smaller than the sum of its proper divisors (26174974).

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

22088066 is a wasteful number, since it uses less digits than its factorization.

22088066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120 (or 109 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 22088066 is about 4699.7942508157. The cubic root of 22088066 is about 280.5773207323.

The spelling of 22088066 in words is "twenty-two million, eighty-eight thousand, sixty-six".