3379728 has 80 divisors (see below), whose sum is σ = 9838656. Its totient is φ = 990720.

The previous prime is 3379721. The next prime is 3379729. The reversal of 3379728 is 8279733.

It is a super-2 number, since 2×3379728² = 22845122707968, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3379721) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19450 + ... + 19622.

Almost surely, 2^3379728 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 3379728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4919328).

3379728 is an abundant number, since it is smaller than the sum of its proper divisors (6458928).

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

3379728 is a wasteful number, since it uses less digits than its factorization.

3379728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232 (or 226 counting only the distinct ones).

The product of its digits is 63504, while the sum is 39.

The square root of 3379728 is about 1838.4036553488. The cubic root of 3379728 is about 150.0700117617.

The spelling of 3379728 in words is "three million, three hundred seventy-nine thousand, seven hundred twenty-eight".