22120626 has 16 divisors (see below), whose sum is σ = 48263328. Its totient is φ = 6703200.

The previous prime is 22120583. The next prime is 22120633. The reversal of 22120626 is 62602122.

It is a super-4 number, since 4×22120626⁴ (a number of 30 digits) contains 4444 as substring. Note that it is a super-d number also for d = 3.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167515 + ... + 167646.

It is an arithmetic number, because the mean of its divisors is an integer number (3016458).

Almost surely, 2^22120626 is an apocalyptic number.

22120626 is an abundant number, since it is smaller than the sum of its proper divisors (26142702).

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

22120626 is a wasteful number, since it uses less digits than its factorization.

22120626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335177.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 22120626 is about 4703.2569566206. The cubic root of 22120626 is about 280.7151193111.

Adding to 22120626 its reverse (62602122), we get a palindrome (84722748).

The spelling of 22120626 in words is "twenty-two million, one hundred twenty thousand, six hundred twenty-six".