22809996 has 36 divisors (see below), whose sum is σ = 62901384. Its totient is φ = 6912000.

The previous prime is 22809973. The next prime is 22810009. The reversal of 22809996 is 69990822.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28405 + ... + 29196.

Almost surely, 2^22809996 is an apocalyptic number.

It is an amenable number.

22809996 is an abundant number, since it is smaller than the sum of its proper divisors (40091388).

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

22809996 is a wasteful number, since it uses less digits than its factorization.

22809996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57622 (or 57617 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 45.

The square root of 22809996 is about 4775.9811557417. The cubic root of 22809996 is about 283.6014213051.

It can be divided in two parts, 22 and 809996, that added together give a palindrome (810018).

The spelling of 22809996 in words is "twenty-two million, eight hundred nine thousand, nine hundred ninety-six".