1383889326 has 8 divisors (see below), whose sum is σ = 2767778664. Its totient is φ = 461296440.

The previous prime is 1383889289. The next prime is 1383889327. The reversal of 1383889326 is 6239883831.

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

1383889326 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1383889327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115324105 + ... + 115324116.

It is an arithmetic number, because the mean of its divisors is an integer number (345972333).

Almost surely, 2^1383889326 is an apocalyptic number.

1383889326 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.

1383889326 is a wasteful number, since it uses less digits than its factorization.

1383889326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230648226.

The product of its digits is 1492992, while the sum is 51.

The square root of 1383889326 is about 37200.6629779632. The cubic root of 1383889326 is about 1114.3812250384.

The spelling of 1383889326 in words is "one billion, three hundred eighty-three million, eight hundred eighty-nine thousand, three hundred twenty-six".