22620026 has 32 divisors (see below), whose sum is σ = 40219200. Its totient is φ = 9406080.

The previous prime is 22620011. The next prime is 22620041. The reversal of 22620026 is 62002622.

22620026 = 1429² + 1430² + ... + 1439².

It is an interprime number because it is at equal distance from previous prime (22620011) and next prime (22620041).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39470 + ... + 40038.

It is an arithmetic number, because the mean of its divisors is an integer number (1256850).

Almost surely, 2^22620026 is an apocalyptic number.

22620026 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

22620026 is a deficient number, since it is larger than the sum of its proper divisors (17599174).

22620026 is a wasteful number, since it uses less digits than its factorization.

22620026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 734.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 22620026 is about 4756.0515135982. The cubic root of 22620026 is about 282.8119132961.

Adding to 22620026 its reverse (62002622), we get a palindrome (84622648).

The spelling of 22620026 in words is "twenty-two million, six hundred twenty thousand, twenty-six".