389713326 has 8 divisors (see below), whose sum is σ = 779426664. Its totient is φ = 129904440.

The previous prime is 389713319. The next prime is 389713381. The reversal of 389713326 is 623317983.

It is a happy number.

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

389713326 is an admirable number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 32476105 + ... + 32476116.

It is an arithmetic number, because the mean of its divisors is an integer number (97428333).

Almost surely, 2^389713326 is an apocalyptic number.

389713326 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

389713326 is a wasteful number, since it uses less digits than its factorization.

389713326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64952226.

The product of its digits is 163296, while the sum is 42.

The square root of 389713326 is about 19741.1581727111. The cubic root of 389713326 is about 730.4352980214.

The spelling of 389713326 in words is "three hundred eighty-nine million, seven hundred thirteen thousand, three hundred twenty-six".