22340319 has 4 divisors (see below), whose sum is σ = 29787096. Its totient is φ = 14893544.

The previous prime is 22340309. The next prime is 22340321. The reversal of 22340319 is 91304322.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22340319 - 2¹⁹ = 21816031 is a prime.

It is a super-2 number, since 2×22340319² = 998179706043522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22340309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3723384 + ... + 3723389.

It is an arithmetic number, because the mean of its divisors is an integer number (7446774).

Almost surely, 2^22340319 is an apocalyptic number.

22340319 is a deficient number, since it is larger than the sum of its proper divisors (7446777).

22340319 is an equidigital number, since it uses as much as digits as its factorization.

22340319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7446776.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 22340319 is about 4726.5546648695. The cubic root of 22340319 is about 281.6413755209.

The spelling of 22340319 in words is "twenty-two million, three hundred forty thousand, three hundred nineteen".