1384173966 has 64 divisors (see below), whose sum is σ = 3362342400. Its totient is φ = 370836480.

The previous prime is 1384173943. The next prime is 1384173977. The reversal of 1384173966 is 6693714831.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 197185 + ... + 204083.

It is an arithmetic number, because the mean of its divisors is an integer number (52536600).

Almost surely, 2^1384173966 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1384173966, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1681171200).

1384173966 is an abundant number, since it is smaller than the sum of its proper divisors (1978168434).

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

1384173966 is a wasteful number, since it uses less digits than its factorization.

1384173966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7209.

The product of its digits is 653184, while the sum is 48.

The square root of 1384173966 is about 37204.4885195322. The cubic root of 1384173966 is about 1114.4576222187.

The spelling of 1384173966 in words is "one billion, three hundred eighty-four million, one hundred seventy-three thousand, nine hundred sixty-six".