326143056 has 40 divisors (see below), whose sum is σ = 886882720. Its totient is φ = 102992256.

The previous prime is 326143009. The next prime is 326143057. The reversal of 326143056 is 650341623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326143057) 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, 177895 + ... + 179718.

It is an arithmetic number, because the mean of its divisors is an integer number (22172068).

Almost surely, 2^326143056 is an apocalyptic number.

It is an amenable number.

326143056 is an abundant number, since it is smaller than the sum of its proper divisors (560739664).

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

326143056 is a wasteful number, since it uses less digits than its factorization.

326143056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357643 (or 357637 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 326143056 is about 18059.4312202793. The cubic root of 326143056 is about 688.3395317987.

Adding to 326143056 its reverse (650341623), we get a palindrome (976484679).

The spelling of 326143056 in words is "three hundred twenty-six million, one hundred forty-three thousand, fifty-six".