322823385 has 12 divisors (see below), whose sum is σ = 559560612. Its totient is φ = 172172448.

The previous prime is 322823383. The next prime is 322823411. The reversal of 322823385 is 583328223.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 129140496 + 193682889 = 11364^2 + 13917^2 .

It is not a de Polignac number, because 322823385 - 2¹ = 322823383 is a prime.

It is not an unprimeable number, because it can be changed into a prime (322823383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3586882 + ... + 3586971.

It is an arithmetic number, because the mean of its divisors is an integer number (46630051).

Almost surely, 2^322823385 is an apocalyptic number.

It is an amenable number.

322823385 is a deficient number, since it is larger than the sum of its proper divisors (236737227).

322823385 is a wasteful number, since it uses less digits than its factorization.

322823385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7173864 (or 7173861 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 322823385 is about 17967.2865230118. The cubic root of 322823385 is about 685.9961247504.

The spelling of 322823385 in words is "three hundred twenty-two million, eight hundred twenty-three thousand, three hundred eighty-five".