3429987912 has 96 divisors (see below), whose sum is σ = 10274617080. Its totient is φ = 1026846720.

The previous prime is 3429987871. The next prime is 3429987931. The reversal of 3429987912 is 2197899243.

It can be written as a sum of positive squares in 4 ways, for example, as 2638465956 + 791521956 = 51366^2 + 28134^2 .

It is a super-2 number, since 2×3429987912² = 23529634152932239488, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14889 + ... + 84152.

Almost surely, 2^3429987912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3429987912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5137308540).

3429987912 is an abundant number, since it is smaller than the sum of its proper divisors (6844629168).

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

3429987912 is a wasteful number, since it uses less digits than its factorization.

3429987912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99103 (or 99096 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 54.

The square root of 3429987912 is about 58566.0986578413. The cubic root of 3429987912 is about 1508.1025114007.

The spelling of 3429987912 in words is "three billion, four hundred twenty-nine million, nine hundred eighty-seven thousand, nine hundred twelve".