22676621 has 8 divisors (see below), whose sum is σ = 24984288. Its totient is φ = 20410000.

The previous prime is 22676603. The next prime is 22676629. The reversal of 22676621 is 12667622.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22676621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22676629) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9095 + ... + 11316.

It is an arithmetic number, because the mean of its divisors is an integer number (3123036).

Almost surely, 2^22676621 is an apocalyptic number.

It is an amenable number.

22676621 is a deficient number, since it is larger than the sum of its proper divisors (2307667).

22676621 is a wasteful number, since it uses less digits than its factorization.

22676621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20523.

The product of its digits is 12096, while the sum is 32.

The square root of 22676621 is about 4761.9975850477. The cubic root of 22676621 is about 283.0475807240.

It can be divided in two parts, 2267 and 6621, that added together give a palindrome (8888).

The spelling of 22676621 in words is "twenty-two million, six hundred seventy-six thousand, six hundred twenty-one".