3519225 has 18 divisors (see below), whose sum is σ = 6303726. Its totient is φ = 1876800.

The previous prime is 3519211. The next prime is 3519227. The reversal of 3519225 is 5229153.

It can be written as a sum of positive squares in 3 ways, for example, as 1159929 + 2359296 = 1077^2 + 1536^2 .

It is not a de Polignac number, because 3519225 - 2⁴ = 3519209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3519227) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 7596 + ... + 8045.

It is an arithmetic number, because the mean of its divisors is an integer number (350207).

Almost surely, 2^3519225 is an apocalyptic number.

It is an amenable number.

3519225 is a deficient number, since it is larger than the sum of its proper divisors (2784501).

3519225 is a wasteful number, since it uses less digits than its factorization.

3519225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15657 (or 15649 counting only the distinct ones).

The product of its digits is 2700, while the sum is 27.

The square root of 3519225 is about 1875.9597543657. The cubic root of 3519225 is about 152.1069336407.

The spelling of 3519225 in words is "three million, five hundred nineteen thousand, two hundred twenty-five".