3409225 has 24 divisors (see below), whose sum is σ = 4499712. Its totient is φ = 2558400.

The previous prime is 3409223. The next prime is 3409247. The reversal of 3409225 is 5229043.

3409225 = T₃₄₄ + T₃₄₅ + ... + T₃₉₃.

It is a happy number.

It is not a de Polignac number, because 3409225 - 2¹ = 3409223 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a d-powerful number, because it can be written as 3¹² + 4⁹ + 0 + 9⁶ + 2 + 2¹⁷ + 5⁹ .

3409225 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 3409225.

It is not an unprimeable number, because it can be changed into a prime (3409223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41034 + ... + 41116.

It is an arithmetic number, because the mean of its divisors is an integer number (187488).

Almost surely, 2^3409225 is an apocalyptic number.

It is an amenable number.

3409225 is a deficient number, since it is larger than the sum of its proper divisors (1090487).

3409225 is a wasteful number, since it uses less digits than its factorization.

3409225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177 (or 172 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 3409225 is about 1846.4086763228. The cubic root of 3409225 is about 150.5053327176.

The spelling of 3409225 in words is "three million, four hundred nine thousand, two hundred twenty-five".