3218879376 has 120 divisors (see below), whose sum is σ = 9589788000. Its totient is φ = 1004990976.

The previous prime is 3218879351. The next prime is 3218879383. The reversal of 3218879376 is 6739788123.

It is a super-2 number, since 2×3218879376² = 20722368874476298752, 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, 236895 + ... + 250113.

It is an arithmetic number, because the mean of its divisors is an integer number (79914900).

Almost surely, 2^3218879376 is an apocalyptic number.

3218879376 is a gapful number since it is divisible by the number (36) 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 3218879376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4794894000).

3218879376 is an abundant number, since it is smaller than the sum of its proper divisors (6370908624).

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

3218879376 is a wasteful number, since it uses less digits than its factorization.

3218879376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13341 (or 13332 counting only the distinct ones).

The product of its digits is 3048192, while the sum is 54.

The square root of 3218879376 is about 56735.1687756369. The cubic root of 3218879376 is about 1476.5049278280.

The spelling of 3218879376 in words is "three billion, two hundred eighteen million, eight hundred seventy-nine thousand, three hundred seventy-six".