22002343 has 16 divisors (see below), whose sum is σ = 25039872. Its totient is φ = 19152000.

The previous prime is 22002319. The next prime is 22002349. The reversal of 22002343 is 34320022.

It is a cyclic number.

It is not a de Polignac number, because 22002343 - 2⁵ = 22002311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22002349) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38248 + ... + 38818.

It is an arithmetic number, because the mean of its divisors is an integer number (1564992).

Almost surely, 2^22002343 is an apocalyptic number.

22002343 is a deficient number, since it is larger than the sum of its proper divisors (3037529).

22002343 is a wasteful number, since it uses less digits than its factorization.

22002343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 726.

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 22002343 is about 4690.6655178130. The cubic root of 22002343 is about 280.2138799521.

Adding to 22002343 its reverse (34320022), we get a palindrome (56322365).

The spelling of 22002343 in words is "twenty-two million, two thousand, three hundred forty-three".