3403425 has 24 divisors (see below), whose sum is σ = 5874624. Its totient is φ = 1735360.

The previous prime is 3403423. The next prime is 3403427. The reversal of 3403425 is 5243043.

3403425 = 236² + 237² + ... + 285².

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3403423) and next prime (3403427).

It is not a de Polignac number, because 3403425 - 2¹ = 3403423 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3403423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 739 + ... + 2711.

It is an arithmetic number, because the mean of its divisors is an integer number (244776).

Almost surely, 2^3403425 is an apocalyptic number.

It is an amenable number.

3403425 is a deficient number, since it is larger than the sum of its proper divisors (2471199).

3403425 is a wasteful number, since it uses less digits than its factorization.

3403425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2009 (or 2004 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 3403425 is about 1844.8373912082. The cubic root of 3403425 is about 150.4199343815.

Adding to 3403425 its reverse (5243043), we get a palindrome (8646468).

It can be divided in two parts, 3403 and 425, that added together give a triangular number (3828 = T₈₇).

The spelling of 3403425 in words is "three million, four hundred three thousand, four hundred twenty-five".