22280339 has 2 divisors, whose sum is σ = 22280340. Its totient is φ = 22280338.

The previous prime is 22280329. The next prime is 22280359. The reversal of 22280339 is 93308222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22280339 - 2²⁴ = 5503123 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (22280329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11140169 + 11140170.

It is an arithmetic number, because the mean of its divisors is an integer number (11140170).

Almost surely, 2^22280339 is an apocalyptic number.

22280339 is a deficient number, since it is larger than the sum of its proper divisors (1).

22280339 is an equidigital number, since it uses as much as digits as its factorization.

22280339 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 22280339 is about 4720.2053980733. The cubic root of 22280339 is about 281.3890963652.

The spelling of 22280339 in words is "twenty-two million, two hundred eighty thousand, three hundred thirty-nine".