3994488132 has 24 divisors (see below), whose sum is σ = 9473268672. Its totient is φ = 1309668000.

The previous prime is 3994488109. The next prime is 3994488133. The reversal of 3994488132 is 2318844993.

It is not an unprimeable number, because it can be changed into a prime (3994488133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2727744 + ... + 2729207.

It is an arithmetic number, because the mean of its divisors is an integer number (394719528).

Almost surely, 2^3994488132 is an apocalyptic number.

It is an amenable number.

3994488132 is an abundant number, since it is smaller than the sum of its proper divisors (5478780540).

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

3994488132 is a wasteful number, since it uses less digits than its factorization.

3994488132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5457019 (or 5457017 counting only the distinct ones).

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

The square root of 3994488132 is about 63201.9630391335. The cubic root of 3994488132 is about 1586.6715880513.

The spelling of 3994488132 in words is "three billion, nine hundred ninety-four million, four hundred eighty-eight thousand, one hundred thirty-two".