22609343 has 2 divisors, whose sum is σ = 22609344. Its totient is φ = 22609342.

The previous prime is 22609339. The next prime is 22609387. The reversal of 22609343 is 34390622.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22609343 - 2² = 22609339 is a prime.

It is a super-2 number, since 2×22609343² = 1022364781783298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22609313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11304671 + 11304672.

It is an arithmetic number, because the mean of its divisors is an integer number (11304672).

Almost surely, 2^22609343 is an apocalyptic number.

22609343 is a deficient number, since it is larger than the sum of its proper divisors (1).

22609343 is an equidigital number, since it uses as much as digits as its factorization.

22609343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 22609343 is about 4754.9282854739. The cubic root of 22609343 is about 282.7673840896.

Adding to 22609343 its reverse (34390622), we get a palindrome (56999965).

The spelling of 22609343 in words is "twenty-two million, six hundred nine thousand, three hundred forty-three".