3446638912 has 56 divisors (see below), whose sum is σ = 7243978400. Its totient is φ = 1622509056.

The previous prime is 3446638907. The next prime is 3446638927. The reversal of 3446638912 is 2198366443.

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, 189514 + ... + 206902.

Almost surely, 2^3446638912 is an apocalyptic number.

3446638912 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 3446638912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3621989200).

3446638912 is an abundant number, since it is smaller than the sum of its proper divisors (3797339488).

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

3446638912 is a wasteful number, since it uses less digits than its factorization.

3446638912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17583 (or 17573 counting only the distinct ones).

The product of its digits is 746496, while the sum is 46.

The square root of 3446638912 is about 58708.0821693232. The cubic root of 3446638912 is about 1510.5389523874.

The spelling of 3446638912 in words is "three billion, four hundred forty-six million, six hundred thirty-eight thousand, nine hundred twelve".