326400322 has 16 divisors (see below), whose sum is σ = 496601280. Its totient is φ = 160875472.

The previous prime is 326400317. The next prime is 326400343. The reversal of 326400322 is 223004623.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 326400293 and 326400302.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82563 + ... + 86425.

It is an arithmetic number, because the mean of its divisors is an integer number (31037580).

Almost surely, 2^326400322 is an apocalyptic number.

326400322 is a deficient number, since it is larger than the sum of its proper divisors (170200958).

326400322 is a wasteful number, since it uses less digits than its factorization.

326400322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4457.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 326400322 is about 18066.5525765155. The cubic root of 326400322 is about 688.5204747034.

Adding to 326400322 its reverse (223004623), we get a palindrome (549404945).

The spelling of 326400322 in words is "three hundred twenty-six million, four hundred thousand, three hundred twenty-two".