3556225 has 12 divisors (see below), whose sum is σ = 4486320. Its totient is φ = 2795600.

The previous prime is 3556219. The next prime is 3556243. The reversal of 3556225 is 5226553.

It is not a de Polignac number, because 3556225 - 2¹³ = 3548033 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 3556193 and 3556202.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 270 + ... + 2680.

It is an arithmetic number, because the mean of its divisors is an integer number (373860).

Almost surely, 2^3556225 is an apocalyptic number.

It is an amenable number.

3556225 is a deficient number, since it is larger than the sum of its proper divisors (930095).

3556225 is a wasteful number, since it uses less digits than its factorization.

3556225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2480 (or 2475 counting only the distinct ones).

The product of its digits is 9000, while the sum is 28.

The square root of 3556225 is about 1885.7955880742. The cubic root of 3556225 is about 152.6381441050.

The spelling of 3556225 in words is "three million, five hundred fifty-six thousand, two hundred twenty-five".