326280704 has 80 divisors (see below), whose sum is σ = 686015616. Its totient is φ = 154828800.

The previous prime is 326280701. The next prime is 326280733. The reversal of 326280704 is 407082623.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326280701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 968024 + ... + 968360.

Almost surely, 2^326280704 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 326280704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (343007808).

326280704 is an abundant number, since it is smaller than the sum of its proper divisors (359734912).

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

326280704 is an equidigital number, since it uses as much as digits as its factorization.

326280704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447 (or 431 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 326280704 is about 18063.2417909964. The cubic root of 326280704 is about 688.4363556022.

The spelling of 326280704 in words is "three hundred twenty-six million, two hundred eighty thousand, seven hundred four".