22743443 has 2 divisors, whose sum is σ = 22743444. Its totient is φ = 22743442.

The previous prime is 22743407. The next prime is 22743449. The reversal of 22743443 is 34434722.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22743443 - 2⁸ = 22743187 is a prime.

It is not a weakly prime, because it can be changed into another prime (22743449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11371721 + 11371722.

It is an arithmetic number, because the mean of its divisors is an integer number (11371722).

Almost surely, 2^22743443 is an apocalyptic number.

22743443 is a deficient number, since it is larger than the sum of its proper divisors (1).

22743443 is an equidigital number, since it uses as much as digits as its factorization.

22743443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16128, while the sum is 29.

The square root of 22743443 is about 4769.0085971824. The cubic root of 22743443 is about 283.3253301853.

The spelling of 22743443 in words is "twenty-two million, seven hundred forty-three thousand, four hundred forty-three".