1389841962 has 16 divisors (see below), whose sum is σ = 2780147712. Its totient is φ = 463203360.

The previous prime is 1389841931. The next prime is 1389841997. The reversal of 1389841962 is 2691489831.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28887 + ... + 60117.

It is an arithmetic number, because the mean of its divisors is an integer number (173759232).

Almost surely, 2^1389841962 is an apocalyptic number.

1389841962 is an abundant number, since it is smaller than the sum of its proper divisors (1390305750).

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

1389841962 is a wasteful number, since it uses less digits than its factorization.

1389841962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38653.

The product of its digits is 746496, while the sum is 51.

The square root of 1389841962 is about 37280.5842497137. The cubic root of 1389841962 is about 1115.9767325348.

The spelling of 1389841962 in words is "one billion, three hundred eighty-nine million, eight hundred forty-one thousand, nine hundred sixty-two".