322345949 has 2 divisors, whose sum is σ = 322345950. Its totient is φ = 322345948.

The previous prime is 322345937. The next prime is 322345979. The reversal of 322345949 is 949543223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 180902500 + 141443449 = 13450^2 + 11893^2 .

It is an emirp because it is prime and its reverse (949543223) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-322345949 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (322345909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161172974 + 161172975.

It is an arithmetic number, because the mean of its divisors is an integer number (161172975).

Almost surely, 2^322345949 is an apocalyptic number.

It is an amenable number.

322345949 is a deficient number, since it is larger than the sum of its proper divisors (1).

322345949 is an equidigital number, since it uses as much as digits as its factorization.

322345949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 233280, while the sum is 41.

The square root of 322345949 is about 17953.9953492252. The cubic root of 322345949 is about 685.6577758222.

It can be divided in two parts, 32234 and 5949, that added together give a palindrome (38183).

The spelling of 322345949 in words is "three hundred twenty-two million, three hundred forty-five thousand, nine hundred forty-nine".