3380784 has 80 divisors (see below), whose sum is σ = 10058880. Its totient is φ = 967680.

The previous prime is 3380779. The next prime is 3380809. The reversal of 3380784 is 4870833.

It is a super-2 number, since 2×3380784² = 22859400909312, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9864 + ... + 10200.

It is an arithmetic number, because the mean of its divisors is an integer number (125736).

Almost surely, 2^3380784 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 3380784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5029440).

3380784 is an abundant number, since it is smaller than the sum of its proper divisors (6678096).

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

3380784 is a wasteful number, since it uses less digits than its factorization.

3380784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378 (or 372 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 3380784 is about 1838.6908386132. The cubic root of 3380784 is about 150.0856399849.

The spelling of 3380784 in words is "three million, three hundred eighty thousand, seven hundred eighty-four".