3390425 has 6 divisors (see below), whose sum is σ = 4204158. Its totient is φ = 2712320.

The previous prime is 3390391. The next prime is 3390427. The reversal of 3390425 is 5240933.

It can be written as a sum of positive squares in 3 ways, for example, as 48841 + 3341584 = 221^2 + 1828^2 .

It is not a de Polignac number, because 3390425 - 2⁸ = 3390169 is a prime.

It is a super-2 number, since 2×3390425² = 22989963361250, 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 = 3390394 and 3390403.

It is not an unprimeable number, because it can be changed into a prime (3390427) 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, 67784 + ... + 67833.

It is an arithmetic number, because the mean of its divisors is an integer number (700693).

Almost surely, 2^3390425 is an apocalyptic number.

It is an amenable number.

3390425 is a deficient number, since it is larger than the sum of its proper divisors (813733).

3390425 is a wasteful number, since it uses less digits than its factorization.

3390425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135627 (or 135622 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 3390425 is about 1841.3106744925. The cubic root of 3390425 is about 150.2281712617.

The spelling of 3390425 in words is "three million, three hundred ninety thousand, four hundred twenty-five".