22341409 has 2 divisors, whose sum is σ = 22341410. Its totient is φ = 22341408.

The previous prime is 22341391. The next prime is 22341413. The reversal of 22341409 is 90414322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12229009 + 10112400 = 3497^2 + 3180^2 .

It is a cyclic number.

It is not a de Polignac number, because 22341409 - 2¹³ = 22333217 is a prime.

It is a super-2 number, since 2×22341409² = 998277112210562, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22341439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11170704 + 11170705.

It is an arithmetic number, because the mean of its divisors is an integer number (11170705).

Almost surely, 2^22341409 is an apocalyptic number.

It is an amenable number.

22341409 is a deficient number, since it is larger than the sum of its proper divisors (1).

22341409 is an equidigital number, since it uses as much as digits as its factorization.

22341409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 22341409 is about 4726.6699694394. The cubic root of 22341409 is about 281.6459559406.

The spelling of 22341409 in words is "twenty-two million, three hundred forty-one thousand, four hundred nine".