3493878912 has 96 divisors (see below), whose sum is σ = 10073728080. Its totient is φ = 1162341888.

The previous prime is 3493878889. The next prime is 3493878929. The reversal of 3493878912 is 2198783943.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 645883 + ... + 651269.

Almost surely, 2^3493878912 is an apocalyptic number.

3493878912 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3493878912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5036864040).

3493878912 is an abundant number, since it is smaller than the sum of its proper divisors (6579849168).

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

3493878912 is a wasteful number, since it uses less digits than its factorization.

3493878912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5970 (or 5955 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 54.

The square root of 3493878912 is about 59109.0425569557. The cubic root of 3493878912 is about 1517.4088633435.

The spelling of 3493878912 in words is "three billion, four hundred ninety-three million, eight hundred seventy-eight thousand, nine hundred twelve".