3380778 has 40 divisors (see below), whose sum is σ = 7775460. Its totient is φ = 1097280.

The previous prime is 3380777. The next prime is 3380779. The reversal of 3380778 is 8770833.

3380778 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3380777) and next prime (3380779).

It can be written as a sum of positive squares in 2 ways, for example, as 3337929 + 42849 = 1827^2 + 207^2 .

It is a super-2 number, since 2×3380778² = 22859319770568, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3380771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6388 + ... + 6896.

Almost surely, 2^3380778 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3380778, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3887730).

3380778 is an abundant number, since it is smaller than the sum of its proper divisors (4394682).

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

3380778 is a wasteful number, since it uses less digits than its factorization.

3380778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564 (or 555 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The square root of 3380778 is about 1838.6892070168. The cubic root of 3380778 is about 150.0855511973.

The spelling of 3380778 in words is "three million, three hundred eighty thousand, seven hundred seventy-eight".