22359349 has 2 divisors, whose sum is σ = 22359350. Its totient is φ = 22359348.

The previous prime is 22359347. The next prime is 22359361. The reversal of 22359349 is 94395322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15547249 + 6812100 = 3943^2 + 2610^2 .

It is a cyclic number.

It is not a de Polignac number, because 22359349 - 2¹ = 22359347 is a prime.

Together with 22359347, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22359341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11179674 + 11179675.

It is an arithmetic number, because the mean of its divisors is an integer number (11179675).

Almost surely, 2^22359349 is an apocalyptic number.

It is an amenable number.

22359349 is a deficient number, since it is larger than the sum of its proper divisors (1).

22359349 is an equidigital number, since it uses as much as digits as its factorization.

22359349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58320, while the sum is 37.

The square root of 22359349 is about 4728.5673305981. The cubic root of 22359349 is about 281.7213223691.

The spelling of 22359349 in words is "twenty-two million, three hundred fifty-nine thousand, three hundred forty-nine".