3481989636 has 48 divisors (see below), whose sum is σ = 8350212416. Its totient is φ = 1128484224.

The previous prime is 3481989611. The next prime is 3481989659. The reversal of 3481989636 is 6369891843.

It is a happy number.

It is a super-2 number, since 2×3481989636² = 24248503650422824992, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1133775 + ... + 1136841.

Almost surely, 2^3481989636 is an apocalyptic number.

It is an amenable number.

3481989636 is an abundant number, since it is smaller than the sum of its proper divisors (4868222780).

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

3481989636 is a wasteful number, since it uses less digits than its factorization.

3481989636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5668 (or 5666 counting only the distinct ones).

The product of its digits is 6718464, while the sum is 57.

The square root of 3481989636 is about 59008.3861497669. The cubic root of 3481989636 is about 1515.6857168809.

The spelling of 3481989636 in words is "three billion, four hundred eighty-one million, nine hundred eighty-nine thousand, six hundred thirty-six".