22606047 has 24 divisors (see below), whose sum is σ = 34703760. Its totient is φ = 14696640.

The previous prime is 22606043. The next prime is 22606049. The reversal of 22606047 is 74060622.

It is not a de Polignac number, because 22606047 - 2² = 22606043 is a prime.

It is a super-2 number, since 2×22606047² = 1022066721932418, which contains 22 as substring.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 22606047.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22606043) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8829 + ... + 11097.

It is an arithmetic number, because the mean of its divisors is an integer number (1445990).

Almost surely, 2^22606047 is an apocalyptic number.

22606047 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

22606047 is a deficient number, since it is larger than the sum of its proper divisors (12097713).

22606047 is an equidigital number, since it uses as much as digits as its factorization.

22606047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2325 (or 2313 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 22606047 is about 4754.5816850697. The cubic root of 22606047 is about 282.7536427705.

Adding to 22606047 its reverse (74060622), we get a palindrome (96666669).

The spelling of 22606047 in words is "twenty-two million, six hundred six thousand, forty-seven".