3265520 has 20 divisors (see below), whose sum is σ = 7592520. Its totient is φ = 1306176.

The previous prime is 3265477. The next prime is 3265541. The reversal of 3265520 is 255623.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20330 + ... + 20489.

It is an arithmetic number, because the mean of its divisors is an integer number (379626).

Almost surely, 2^3265520 is an apocalyptic number.

It is an amenable number.

3265520 is an abundant number, since it is smaller than the sum of its proper divisors (4327000).

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

3265520 is a wasteful number, since it uses less digits than its factorization.

3265520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40832 (or 40826 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 3265520 is about 1807.0749846091. The cubic root of 3265520 is about 148.3602133952.

The spelling of 3265520 in words is "three million, two hundred sixty-five thousand, five hundred twenty".