325538639 has 8 divisors (see below), whose sum is σ = 331771920. Its totient is φ = 319334400.

The previous prime is 325538599. The next prime is 325538641. The reversal of 325538639 is 936835523.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 325538639 - 2¹⁶ = 325473103 is a prime.

It is a super-3 number, since 3×325538639³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 325538639.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325531639) 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 7 ways as a sum of consecutive naturals, for example, 16079 + ... + 30159.

It is an arithmetic number, because the mean of its divisors is an integer number (41471490).

Almost surely, 2^325538639 is an apocalyptic number.

325538639 is a deficient number, since it is larger than the sum of its proper divisors (6233281).

325538639 is a wasteful number, since it uses less digits than its factorization.

325538639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14521.

The product of its digits is 583200, while the sum is 44.

The square root of 325538639 is about 18042.6893505375. The cubic root of 325538639 is about 687.9140524678.

The spelling of 325538639 in words is "three hundred twenty-five million, five hundred thirty-eight thousand, six hundred thirty-nine".