326428422 has 16 divisors (see below), whose sum is σ = 662601792. Its totient is φ = 107185320.

The previous prime is 326428391. The next prime is 326428423. The reversal of 326428422 is 224824623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326428423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 405604 + ... + 406407.

It is an arithmetic number, because the mean of its divisors is an integer number (41412612).

Almost surely, 2^326428422 is an apocalyptic number.

326428422 is an abundant number, since it is smaller than the sum of its proper divisors (336173370).

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

326428422 is a wasteful number, since it uses less digits than its factorization.

326428422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 812083.

The product of its digits is 36864, while the sum is 33.

The square root of 326428422 is about 18067.3302399663. The cubic root of 326428422 is about 688.5402325170.

The spelling of 326428422 in words is "three hundred twenty-six million, four hundred twenty-eight thousand, four hundred twenty-two".