3305540 has 36 divisors (see below), whose sum is σ = 8077356. Its totient is φ = 1132992.

The previous prime is 3305527. The next prime is 3305573. The reversal of 3305540 is 455033.

It can be written as a sum of positive squares in 2 ways, for example, as 2502724 + 802816 = 1582^2 + 896^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 707 + ... + 2666.

It is an arithmetic number, because the mean of its divisors is an integer number (224371).

Almost surely, 2^3305540 is an apocalyptic number.

It is an amenable number.

3305540 is an abundant number, since it is smaller than the sum of its proper divisors (4771816).

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

3305540 is a wasteful number, since it uses less digits than its factorization.

3305540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3396 (or 3387 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 20.

The square root of 3305540 is about 1818.1144078413. The cubic root of 3305540 is about 148.9638216744.

The spelling of 3305540 in words is "three million, three hundred five thousand, five hundred forty".