3389478912 has 96 divisors (see below), whose sum is σ = 10040612400. Its totient is φ = 1129807872.

The previous prime is 3389478901. The next prime is 3389478929. The reversal of 3389478912 is 2198749833.

3389478912 is a `hidden beast` number, since 3 + 3 + 89 + 478 + 91 + 2 = 666.

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

It is a super-2 number, since 2×3389478912² = 22977134589785407488, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24648 + ... + 85944.

Almost surely, 2^3389478912 is an apocalyptic number.

3389478912 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 3389478912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5020306200).

3389478912 is an abundant number, since it is smaller than the sum of its proper divisors (6651133488).

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

3389478912 is an equidigital number, since it uses as much as digits as its factorization.

3389478912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61328 (or 61302 counting only the distinct ones).

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

The square root of 3389478912 is about 58219.2314617773. The cubic root of 3389478912 is about 1502.1419638713.

The spelling of 3389478912 in words is "three billion, three hundred eighty-nine million, four hundred seventy-eight thousand, nine hundred twelve".