22379723 has 2 divisors, whose sum is σ = 22379724. Its totient is φ = 22379722.

The previous prime is 22379719. The next prime is 22379779. The reversal of 22379723 is 32797322.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22379723 - 2² = 22379719 is a prime.

It is not a weakly prime, because it can be changed into another prime (22372723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11189861 + 11189862.

It is an arithmetic number, because the mean of its divisors is an integer number (11189862).

Almost surely, 2^22379723 is an apocalyptic number.

22379723 is a deficient number, since it is larger than the sum of its proper divisors (1).

22379723 is an equidigital number, since it uses as much as digits as its factorization.

22379723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31752, while the sum is 35.

The square root of 22379723 is about 4730.7211923765. The cubic root of 22379723 is about 281.8068652253.

The spelling of 22379723 in words is "twenty-two million, three hundred seventy-nine thousand, seven hundred twenty-three".