22928671 has 2 divisors, whose sum is σ = 22928672. Its totient is φ = 22928670.

The previous prime is 22928651. The next prime is 22928681. The reversal of 22928671 is 17682922.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22928671 - 2¹¹ = 22926623 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22928671.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22928651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11464335 + 11464336.

It is an arithmetic number, because the mean of its divisors is an integer number (11464336).

Almost surely, 2^22928671 is an apocalyptic number.

22928671 is a deficient number, since it is larger than the sum of its proper divisors (1).

22928671 is an equidigital number, since it uses as much as digits as its factorization.

22928671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 37.

The square root of 22928671 is about 4788.3891863548. The cubic root of 22928671 is about 284.0924077722.

It can be divided in two parts, 229 and 28671, that added together give a square (28900 = 170²).

The spelling of 22928671 in words is "twenty-two million, nine hundred twenty-eight thousand, six hundred seventy-one".