326878422 has 32 divisors (see below), whose sum is σ = 707007840. Its totient is φ = 100154880.

The previous prime is 326878417. The next prime is 326878423. The reversal of 326878422 is 224878623.

It is a super-3 number, since 3×326878422³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326878423) 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 15 ways as a sum of consecutive naturals, for example, 10104 + ... + 27492.

It is an arithmetic number, because the mean of its divisors is an integer number (22093995).

Almost surely, 2^326878422 is an apocalyptic number.

326878422 is an abundant number, since it is smaller than the sum of its proper divisors (380129418).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

326878422 is a wasteful number, since it uses less digits than its factorization.

326878422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17648.

The product of its digits is 258048, while the sum is 42.

The square root of 326878422 is about 18079.7793681228. The cubic root of 326878422 is about 688.8564844260.

The spelling of 326878422 in words is "three hundred twenty-six million, eight hundred seventy-eight thousand, four hundred twenty-two".