22126847 has 2 divisors, whose sum is σ = 22126848. Its totient is φ = 22126846.

The previous prime is 22126837. The next prime is 22126861. The reversal of 22126847 is 74862122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22126847 - 2⁴ = 22126831 is a prime.

It is a super-2 number, since 2×22126847² = 979194716322818, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22126807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11063423 + 11063424.

It is an arithmetic number, because the mean of its divisors is an integer number (11063424).

Almost surely, 2^22126847 is an apocalyptic number.

22126847 is a deficient number, since it is larger than the sum of its proper divisors (1).

22126847 is an equidigital number, since it uses as much as digits as its factorization.

22126847 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10752, while the sum is 32.

The square root of 22126847 is about 4703.9182603442. The cubic root of 22126847 is about 280.7414320847.

Adding to 22126847 its reverse (74862122), we get a palindrome (96988969).

The spelling of 22126847 in words is "twenty-two million, one hundred twenty-six thousand, eight hundred forty-seven".