326628039 has 16 divisors (see below), whose sum is σ = 439257600. Its totient is φ = 215882496.

The previous prime is 326628019. The next prime is 326628047. The reversal of 326628039 is 930826623.

It is not a de Polignac number, because 326628039 - 2⁷ = 326627911 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 326627988 and 326628006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326628019) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 351127 + ... + 352055.

It is an arithmetic number, because the mean of its divisors is an integer number (27453600).

Almost surely, 2^326628039 is an apocalyptic number.

326628039 is a deficient number, since it is larger than the sum of its proper divisors (112629561).

326628039 is a wasteful number, since it uses less digits than its factorization.

326628039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1814.

The product of its (nonzero) digits is 93312, while the sum is 39.

The square root of 326628039 is about 18072.8536484972. The cubic root of 326628039 is about 688.6805556008.

The spelling of 326628039 in words is "three hundred twenty-six million, six hundred twenty-eight thousand, thirty-nine".