3126225 has 24 divisors (see below), whose sum is σ = 5248672. Its totient is φ = 1641600.

The previous prime is 3126223. The next prime is 3126239. The reversal of 3126225 is 5226213.

It is not a de Polignac number, because 3126225 - 2¹ = 3126223 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3126223) 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, 5190 + ... + 5760.

Almost surely, 2^3126225 is an apocalyptic number.

It is an amenable number.

3126225 is a deficient number, since it is larger than the sum of its proper divisors (2122447).

3126225 is a wasteful number, since it uses less digits than its factorization.

3126225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 657 (or 652 counting only the distinct ones).

The product of its digits is 720, while the sum is 21.

The square root of 3126225 is about 1768.1134013405. The cubic root of 3126225 is about 146.2199879975.

The spelling of 3126225 in words is "three million, one hundred twenty-six thousand, two hundred twenty-five".