22343479 has 2 divisors, whose sum is σ = 22343480. Its totient is φ = 22343478.

The previous prime is 22343459. The next prime is 22343509. The reversal of 22343479 is 97434322.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22343479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22343459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11171739 + 11171740.

It is an arithmetic number, because the mean of its divisors is an integer number (11171740).

Almost surely, 2^22343479 is an apocalyptic number.

22343479 is a deficient number, since it is larger than the sum of its proper divisors (1).

22343479 is an equidigital number, since it uses as much as digits as its factorization.

22343479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 34.

The square root of 22343479 is about 4726.8889345954. Note that the first 3 decimals coincide. The cubic root of 22343479 is about 281.6546541255.

It can be divided in two parts, 22343 and 479, that added together give a palindrome (22822).

The spelling of 22343479 in words is "twenty-two million, three hundred forty-three thousand, four hundred seventy-nine".