3309825 has 12 divisors (see below), whose sum is σ = 5472368. Its totient is φ = 1765200.

The previous prime is 3309811. The next prime is 3309827. The reversal of 3309825 is 5289033.

It is a happy number.

It is not a de Polignac number, because 3309825 - 2⁴ = 3309809 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3309792 and 3309801.

It is not an unprimeable number, because it can be changed into a prime (3309827) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21991 + ... + 22140.

Almost surely, 2^3309825 is an apocalyptic number.

It is an amenable number.

3309825 is a deficient number, since it is larger than the sum of its proper divisors (2162543).

3309825 is a wasteful number, since it uses less digits than its factorization.

3309825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44144 (or 44139 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 3309825 is about 1819.2924448807. The cubic root of 3309825 is about 149.0281615764.

The spelling of 3309825 in words is "three million, three hundred nine thousand, eight hundred twenty-five".