3390025 has 6 divisors (see below), whose sum is σ = 4203662. Its totient is φ = 2712000.

The previous prime is 3390019. The next prime is 3390029. The reversal of 3390025 is 5200933.

It can be written as a sum of positive squares in 3 ways, for example, as 73984 + 3316041 = 272^2 + 1821^2 .

It is not a de Polignac number, because 3390025 - 2³ = 3390017 is a prime.

It is a super-2 number, since 2×3390025² = 22984539001250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3389978 and 3390005.

It is not an unprimeable number, because it can be changed into a prime (3390029) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 67776 + ... + 67825.

Almost surely, 2^3390025 is an apocalyptic number.

It is an amenable number.

3390025 is a deficient number, since it is larger than the sum of its proper divisors (813637).

3390025 is a wasteful number, since it uses less digits than its factorization.

3390025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135611 (or 135606 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 22.

The square root of 3390025 is about 1841.2020530078. The cubic root of 3390025 is about 150.2222630907. Note that the first 4 decimals are identical.

Adding to 3390025 its reverse (5200933), we get a palindrome (8590958).

The spelling of 3390025 in words is "three million, three hundred ninety thousand, twenty-five".