326231020 has 48 divisors (see below), whose sum is σ = 726878880. Its totient is φ = 122563584.

The previous prime is 326230999. The next prime is 326231021. The reversal of 326231020 is 20132623.

It is not an unprimeable number, because it can be changed into a prime (326231021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 291502 + ... + 292618.

It is an arithmetic number, because the mean of its divisors is an integer number (15143310).

Almost surely, 2^326231020 is an apocalyptic number.

It is an amenable number.

326231020 is an abundant number, since it is smaller than the sum of its proper divisors (400647860).

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

326231020 is a wasteful number, since it uses less digits than its factorization.

326231020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2002 (or 2000 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 326231020 is about 18061.8664594775. The cubic root of 326231020 is about 688.4014102236.

Adding to 326231020 its reverse (20132623), we get a palindrome (346363643).

The spelling of 326231020 in words is "three hundred twenty-six million, two hundred thirty-one thousand, twenty".