22494673 has 2 divisors, whose sum is σ = 22494674. Its totient is φ = 22494672.

The previous prime is 22494649. The next prime is 22494677. The reversal of 22494673 is 37649422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16184529 + 6310144 = 4023^2 + 2512^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22494673 is a prime.

It is not a weakly prime, because it can be changed into another prime (22494677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11247336 + 11247337.

It is an arithmetic number, because the mean of its divisors is an integer number (11247337).

Almost surely, 2^22494673 is an apocalyptic number.

It is an amenable number.

22494673 is a deficient number, since it is larger than the sum of its proper divisors (1).

22494673 is an equidigital number, since it uses as much as digits as its factorization.

22494673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 37.

The square root of 22494673 is about 4742.8549419100. The cubic root of 22494673 is about 282.2885273550.

The spelling of 22494673 in words is "twenty-two million, four hundred ninety-four thousand, six hundred seventy-three".