326341780 has 12 divisors (see below), whose sum is σ = 685317780. Its totient is φ = 130536704.

The previous prime is 326341759. The next prime is 326341781. The reversal of 326341780 is 87143623.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 100080016 + 226261764 = 10004^2 + 15042^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326341781) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8158525 + ... + 8158564.

It is an arithmetic number, because the mean of its divisors is an integer number (57109815).

Almost surely, 2^326341780 is an apocalyptic number.

It is an amenable number.

326341780 is an abundant number, since it is smaller than the sum of its proper divisors (358976000).

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

326341780 is a wasteful number, since it uses less digits than its factorization.

326341780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16317098 (or 16317096 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 326341780 is about 18064.9323275788. The cubic root of 326341780 is about 688.4793087149.

The spelling of 326341780 in words is "three hundred twenty-six million, three hundred forty-one thousand, seven hundred eighty".