22057339 has 2 divisors, whose sum is σ = 22057340. Its totient is φ = 22057338.

The previous prime is 22057331. The next prime is 22057351. The reversal of 22057339 is 93375022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22057339 - 2³ = 22057331 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22057339.

It is not a weakly prime, because it can be changed into another prime (22057331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11028669 + 11028670.

It is an arithmetic number, because the mean of its divisors is an integer number (11028670).

Almost surely, 2^22057339 is an apocalyptic number.

22057339 is a deficient number, since it is larger than the sum of its proper divisors (1).

22057339 is an equidigital number, since it uses as much as digits as its factorization.

22057339 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11340, while the sum is 31.

The square root of 22057339 is about 4696.5241402552. The cubic root of 22057339 is about 280.4471554179.

The spelling of 22057339 in words is "twenty-two million, fifty-seven thousand, three hundred thirty-nine".