22338143 has 2 divisors, whose sum is σ = 22338144. Its totient is φ = 22338142.

The previous prime is 22338137. The next prime is 22338163. The reversal of 22338143 is 34183322.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22338143 - 2⁶ = 22338079 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22338103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11169071 + 11169072.

It is an arithmetic number, because the mean of its divisors is an integer number (11169072).

Almost surely, 2^22338143 is an apocalyptic number.

22338143 is a deficient number, since it is larger than the sum of its proper divisors (1).

22338143 is an equidigital number, since it uses as much as digits as its factorization.

22338143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3456, while the sum is 26.

The square root of 22338143 is about 4726.3244704527. The cubic root of 22338143 is about 281.6322310449.

The spelling of 22338143 in words is "twenty-two million, three hundred thirty-eight thousand, one hundred forty-three".