326348540 has 24 divisors (see below), whose sum is σ = 783236832. Its totient is φ = 111890880.

The previous prime is 326348537. The next prime is 326348639. The reversal of 326348540 is 45843623.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 326348540.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1165391 + ... + 1165670.

It is an arithmetic number, because the mean of its divisors is an integer number (32634868).

Almost surely, 2^326348540 is an apocalyptic number.

It is an amenable number.

326348540 is an abundant number, since it is smaller than the sum of its proper divisors (456888292).

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

326348540 is a wasteful number, since it uses less digits than its factorization.

326348540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2331077 (or 2331075 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

The square root of 326348540 is about 18065.1194294419. The cubic root of 326348540 is about 688.4840625122.

The spelling of 326348540 in words is "three hundred twenty-six million, three hundred forty-eight thousand, five hundred forty".