322635013 has 2 divisors, whose sum is σ = 322635014. Its totient is φ = 322635012.

The previous prime is 322634989. The next prime is 322635041. The reversal of 322635013 is 310536223.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 291965569 + 30669444 = 17087^2 + 5538^2 .

It is a cyclic number.

It is not a de Polignac number, because 322635013 - 2¹⁷ = 322503941 is a prime.

It is a super-2 number, since 2×322635013² = 208186703227020338, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (322635043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161317506 + 161317507.

It is an arithmetic number, because the mean of its divisors is an integer number (161317507).

Almost surely, 2^322635013 is an apocalyptic number.

It is an amenable number.

322635013 is a deficient number, since it is larger than the sum of its proper divisors (1).

322635013 is an equidigital number, since it uses as much as digits as its factorization.

322635013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 322635013 is about 17962.0436754841. The cubic root of 322635013 is about 685.8626693167.

The spelling of 322635013 in words is "three hundred twenty-two million, six hundred thirty-five thousand, thirteen".