22273607 has 2 divisors, whose sum is σ = 22273608. Its totient is φ = 22273606.

The previous prime is 22273579. The next prime is 22273609. The reversal of 22273607 is 70637222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22273607 - 2⁸ = 22273351 is a prime.

It is a super-2 number, since 2×22273607² = 992227137580898, which contains 22 as substring.

Together with 22273609, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22273607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22273609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11136803 + 11136804.

It is an arithmetic number, because the mean of its divisors is an integer number (11136804).

Almost surely, 2^22273607 is an apocalyptic number.

22273607 is a deficient number, since it is larger than the sum of its proper divisors (1).

22273607 is an equidigital number, since it uses as much as digits as its factorization.

22273607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 29.

The square root of 22273607 is about 4719.4922396376. The cubic root of 22273607 is about 281.3607529572.

The spelling of 22273607 in words is "twenty-two million, two hundred seventy-three thousand, six hundred seven".