22329739 has 8 divisors (see below), whose sum is σ = 23380560. Its totient is φ = 21297696.

The previous prime is 22329719. The next prime is 22329761. The reversal of 22329739 is 93792322.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22329739 - 2⁹ = 22329227 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22329698 and 22329707.

It is not an unprimeable number, because it can be changed into a prime (22329719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2232 + ... + 7045.

It is an arithmetic number, because the mean of its divisors is an integer number (2922570).

Almost surely, 2^22329739 is an apocalyptic number.

22329739 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

22329739 is a deficient number, since it is larger than the sum of its proper divisors (1050821).

22329739 is an equidigital number, since it uses as much as digits as its factorization.

22329739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9389.

The product of its digits is 40824, while the sum is 37.

The square root of 22329739 is about 4725.4353238617. The cubic root of 22329739 is about 281.5969082916.

The spelling of 22329739 in words is "twenty-two million, three hundred twenty-nine thousand, seven hundred thirty-nine".