22612797 has 16 divisors (see below), whose sum is σ = 34281280. Its totient is φ = 14723856.

The previous prime is 22612787. The next prime is 22612801. The reversal of 22612797 is 79721622.

It is not a de Polignac number, because 22612797 - 2¹⁹ = 22088509 is a prime.

It is a super-2 number, since 2×22612797² = 1022677176326418, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22612787) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8578 + ... + 10899.

It is an arithmetic number, because the mean of its divisors is an integer number (2142580).

Almost surely, 2^22612797 is an apocalyptic number.

22612797 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

22612797 is a deficient number, since it is larger than the sum of its proper divisors (11668483).

22612797 is a wasteful number, since it uses less digits than its factorization.

22612797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19529 (or 19523 counting only the distinct ones).

The product of its digits is 21168, while the sum is 36.

The square root of 22612797 is about 4755.2914737164. The cubic root of 22612797 is about 282.7817826919.

It can be divided in two parts, 22612 and 797, that added together give a square (23409 = 153²).

The spelling of 22612797 in words is "twenty-two million, six hundred twelve thousand, seven hundred ninety-seven".