22874543 has 2 divisors, whose sum is σ = 22874544. Its totient is φ = 22874542.

The previous prime is 22874539. The next prime is 22874561. The reversal of 22874543 is 34547822.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22874543 - 2² = 22874539 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22871543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11437271 + 11437272.

It is an arithmetic number, because the mean of its divisors is an integer number (11437272).

Almost surely, 2^22874543 is an apocalyptic number.

22874543 is a deficient number, since it is larger than the sum of its proper divisors (1).

22874543 is an equidigital number, since it uses as much as digits as its factorization.

22874543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 53760, while the sum is 35.

The square root of 22874543 is about 4782.7338416433. The cubic root of 22874543 is about 283.8686781275.

The spelling of 22874543 in words is "twenty-two million, eight hundred seventy-four thousand, five hundred forty-three".