22739699 has 2 divisors, whose sum is σ = 22739700. Its totient is φ = 22739698.

The previous prime is 22739669. The next prime is 22739701. The reversal of 22739699 is 99693722.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22739699 - 2²⁰ = 21691123 is a prime.

It is a super-4 number, since 4×22739699⁴ (a number of 31 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

Together with 22739701, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22739609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11369849 + 11369850.

It is an arithmetic number, because the mean of its divisors is an integer number (11369850).

Almost surely, 2^22739699 is an apocalyptic number.

22739699 is a deficient number, since it is larger than the sum of its proper divisors (1).

22739699 is an equidigital number, since it uses as much as digits as its factorization.

22739699 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 367416, while the sum is 47.

The square root of 22739699 is about 4768.6160466114. The cubic root of 22739699 is about 283.3097824331.

The spelling of 22739699 in words is "twenty-two million, seven hundred thirty-nine thousand, six hundred ninety-nine".