3378520 has 16 divisors (see below), whose sum is σ = 7601760. Its totient is φ = 1351392.

The previous prime is 3378509. The next prime is 3378527. The reversal of 3378520 is 258733.

3378520 = T₁₁₆₀ + T₁₁₆₁ + ... + T₁₁₆₄.

3378520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3378520² = 22828794780800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3378527) 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 3 ways as a sum of consecutive naturals, for example, 42192 + ... + 42271.

It is an arithmetic number, because the mean of its divisors is an integer number (475110).

Almost surely, 2^3378520 is an apocalyptic number.

It is an amenable number.

3378520 is an abundant number, since it is smaller than the sum of its proper divisors (4223240).

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

3378520 is a wasteful number, since it uses less digits than its factorization.

3378520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84474 (or 84470 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 3378520 is about 1838.0750800770. The cubic root of 3378520 is about 150.0521300291.

The spelling of 3378520 in words is "three million, three hundred seventy-eight thousand, five hundred twenty".