3992957488 has 20 divisors (see below), whose sum is σ = 8331459808. Its totient is φ = 1842903360.

The previous prime is 3992957473. The next prime is 3992957489. The reversal of 3992957488 is 8847592993.

It is not an unprimeable number, because it can be changed into a prime (3992957489) 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, 9598248 + ... + 9598663.

Almost surely, 2^3992957488 is an apocalyptic number.

It is an amenable number.

3992957488 is an abundant number, since it is smaller than the sum of its proper divisors (4338502320).

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

3992957488 is a wasteful number, since it uses less digits than its factorization.

3992957488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19196932 (or 19196926 counting only the distinct ones).

The product of its digits is 39191040, while the sum is 64.

The square root of 3992957488 is about 63189.8527296907. The cubic root of 3992957488 is about 1586.4688971149.

The spelling of 3992957488 in words is "three billion, nine hundred ninety-two million, nine hundred fifty-seven thousand, four hundred eighty-eight".