22340003 has 4 divisors (see below), whose sum is σ = 25531440. Its totient is φ = 19148568.

The previous prime is 22339981. The next prime is 22340041. The reversal of 22340003 is 30004322.

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 22340003 - 2²⁰ = 21291427 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22340003.

It is not an unprimeable number, because it can be changed into a prime (22340093) 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, 1595708 + ... + 1595721.

It is an arithmetic number, because the mean of its divisors is an integer number (6382860).

Almost surely, 2^22340003 is an apocalyptic number.

22340003 is a deficient number, since it is larger than the sum of its proper divisors (3191437).

22340003 is an equidigital number, since it uses as much as digits as its factorization.

22340003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3191436.

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 22340003 is about 4726.5212365967. The cubic root of 22340003 is about 281.6400475916.

Adding to 22340003 its reverse (30004322), we get a palindrome (52344325).

The spelling of 22340003 in words is "twenty-two million, three hundred forty thousand, three".