22622566 has 4 divisors (see below), whose sum is σ = 33933852. Its totient is φ = 11311282.

The previous prime is 22622539. The next prime is 22622569. The reversal of 22622566 is 66522622.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×22622566³ (a number of 23 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22622569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5655640 + ... + 5655643.

It is an arithmetic number, because the mean of its divisors is an integer number (8483463).

Almost surely, 2^22622566 is an apocalyptic number.

22622566 is a deficient number, since it is larger than the sum of its proper divisors (11311286).

22622566 is a wasteful number, since it uses less digits than its factorization.

22622566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11311285.

The product of its digits is 17280, while the sum is 31.

The square root of 22622566 is about 4756.3185343288. The cubic root of 22622566 is about 282.8224985385.

The spelling of 22622566 in words is "twenty-two million, six hundred twenty-two thousand, five hundred sixty-six".