22494677 has 2 divisors, whose sum is σ = 22494678. Its totient is φ = 22494676.

The previous prime is 22494673. The next prime is 22494701. The reversal of 22494677 is 77649422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22033636 + 461041 = 4694^2 + 679^2 .

It is a cyclic number.

It is not a de Polignac number, because 22494677 - 2² = 22494673 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22494673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11247338 + 11247339.

It is an arithmetic number, because the mean of its divisors is an integer number (11247339).

Almost surely, 2^22494677 is an apocalyptic number.

It is an amenable number.

22494677 is a deficient number, since it is larger than the sum of its proper divisors (1).

22494677 is an equidigital number, since it uses as much as digits as its factorization.

22494677 is an evil number, because the sum of its binary digits is even.

The product of its digits is 169344, while the sum is 41.

The square root of 22494677 is about 4742.8553635969. The cubic root of 22494677 is about 282.2885440872.

The spelling of 22494677 in words is "twenty-two million, four hundred ninety-four thousand, six hundred seventy-seven".