326342740 has 24 divisors (see below), whose sum is σ = 685659240. Its totient is φ = 130472448.

The previous prime is 326342719. The next prime is 326342773. The reversal of 326342740 is 47243623.

326342740 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 14961424 + 311381316 = 3868^2 + 17646^2 .

It is a congruent number.

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, 76504 + ... + 80656.

It is an arithmetic number, because the mean of its divisors is an integer number (28569135).

Almost surely, 2^326342740 is an apocalyptic number.

It is an amenable number.

326342740 is an abundant number, since it is smaller than the sum of its proper divisors (359316500).

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

326342740 is a wasteful number, since it uses less digits than its factorization.

326342740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8091 (or 8089 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 31.

The square root of 326342740 is about 18064.9588983756. The cubic root of 326342740 is about 688.4799838144.

The spelling of 326342740 in words is "three hundred twenty-six million, three hundred forty-two thousand, seven hundred forty".