322685953 has 2 divisors, whose sum is σ = 322685954. Its totient is φ = 322685952.

The previous prime is 322685947. The next prime is 322685963. The reversal of 322685953 is 359586223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 220433409 + 102252544 = 14847^2 + 10112^2 .

It is a cyclic number.

It is not a de Polignac number, because 322685953 - 2⁵ = 322685921 is a prime.

It is not a weakly prime, because it can be changed into another prime (322685963) 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, 161342976 + 161342977.

It is an arithmetic number, because the mean of its divisors is an integer number (161342977).

Almost surely, 2^322685953 is an apocalyptic number.

It is an amenable number.

322685953 is a deficient number, since it is larger than the sum of its proper divisors (1).

322685953 is an equidigital number, since it uses as much as digits as its factorization.

322685953 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 388800, while the sum is 43.

The square root of 322685953 is about 17963.4616096119. The cubic root of 322685953 is about 685.8987637726.

The spelling of 322685953 in words is "three hundred twenty-two million, six hundred eighty-five thousand, nine hundred fifty-three".