22816349 has 2 divisors, whose sum is σ = 22816350. Its totient is φ = 22816348.

The previous prime is 22816337. The next prime is 22816361. The reversal of 22816349 is 94361822.

It is a balanced prime because it is at equal distance from previous prime (22816337) and next prime (22816361).

It can be written as a sum of positive squares in only one way, i.e., 22024249 + 792100 = 4693^2 + 890^2 .

It is a cyclic number.

It is not a de Polignac number, because 22816349 - 2¹² = 22812253 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22816319) 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, 11408174 + 11408175.

It is an arithmetic number, because the mean of its divisors is an integer number (11408175).

Almost surely, 2^22816349 is an apocalyptic number.

It is an amenable number.

22816349 is a deficient number, since it is larger than the sum of its proper divisors (1).

22816349 is an equidigital number, since it uses as much as digits as its factorization.

22816349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 35.

The square root of 22816349 is about 4776.6462083768. The cubic root of 22816349 is about 283.6277482509.

The spelling of 22816349 in words is "twenty-two million, eight hundred sixteen thousand, three hundred forty-nine".