22098829 has 2 divisors, whose sum is σ = 22098830. Its totient is φ = 22098828.

The previous prime is 22098809. The next prime is 22098887. The reversal of 22098829 is 92889022.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14645929 + 7452900 = 3827^2 + 2730^2 .

It is a cyclic number.

It is not a de Polignac number, because 22098829 - 2¹⁵ = 22066061 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22098791 and 22098800.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22098809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11049414 + 11049415.

It is an arithmetic number, because the mean of its divisors is an integer number (11049415).

Almost surely, 2^22098829 is an apocalyptic number.

It is an amenable number.

22098829 is a deficient number, since it is larger than the sum of its proper divisors (1).

22098829 is an equidigital number, since it uses as much as digits as its factorization.

22098829 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 40.

The square root of 22098829 is about 4700.9391614868. The cubic root of 22098829 is about 280.6228862628.

The spelling of 22098829 in words is "twenty-two million, ninety-eight thousand, eight hundred twenty-nine".