22283539 has 2 divisors, whose sum is σ = 22283540. Its totient is φ = 22283538.

The previous prime is 22283537. The next prime is 22283543. The reversal of 22283539 is 93538222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22283539 - 2¹ = 22283537 is a prime.

It is a super-2 number, since 2×22283539² = 993112220729042, which contains 22 as substring.

Together with 22283537, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (22283537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11141769 + 11141770.

It is an arithmetic number, because the mean of its divisors is an integer number (11141770).

Almost surely, 2^22283539 is an apocalyptic number.

22283539 is a deficient number, since it is larger than the sum of its proper divisors (1).

22283539 is an equidigital number, since it uses as much as digits as its factorization.

22283539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25920, while the sum is 34.

The square root of 22283539 is about 4720.5443542032. The cubic root of 22283539 is about 281.4025671657.

It can be divided in two parts, 22283 and 539, that added together give a palindrome (22822).

The spelling of 22283539 in words is "twenty-two million, two hundred eighty-three thousand, five hundred thirty-nine".