22798049 has 2 divisors, whose sum is σ = 22798050. Its totient is φ = 22798048.

The previous prime is 22797979. The next prime is 22798063. The reversal of 22798049 is 94089722.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22515025 + 283024 = 4745^2 + 532^2 .

It is a cyclic number.

It is not a de Polignac number, because 22798049 - 2⁸ = 22797793 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 22797997 and 22798015.

It is not a weakly prime, because it can be changed into another prime (22798099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11399024 + 11399025.

It is an arithmetic number, because the mean of its divisors is an integer number (11399025).

Almost surely, 2^22798049 is an apocalyptic number.

It is an amenable number.

22798049 is a deficient number, since it is larger than the sum of its proper divisors (1).

22798049 is an equidigital number, since it uses as much as digits as its factorization.

22798049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 22798049 is about 4774.7302541610. The cubic root of 22798049 is about 283.5518994802.

The spelling of 22798049 in words is "twenty-two million, seven hundred ninety-eight thousand, forty-nine".