22674887 has 2 divisors, whose sum is σ = 22674888. Its totient is φ = 22674886.

The previous prime is 22674881. The next prime is 22674901. The reversal of 22674887 is 78847622.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22674887 - 2¹⁰ = 22673863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22674881) 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, 11337443 + 11337444.

It is an arithmetic number, because the mean of its divisors is an integer number (11337444).

Almost surely, 2^22674887 is an apocalyptic number.

22674887 is a deficient number, since it is larger than the sum of its proper divisors (1).

22674887 is an equidigital number, since it uses as much as digits as its factorization.

22674887 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 301056, while the sum is 44.

The square root of 22674887 is about 4761.8155151161. The cubic root of 22674887 is about 283.0403659952.

The spelling of 22674887 in words is "twenty-two million, six hundred seventy-four thousand, eight hundred eighty-seven".