3678225 has 12 divisors (see below), whose sum is σ = 6081456. Its totient is φ = 1961680.

The previous prime is 3678223. The next prime is 3678247. The reversal of 3678225 is 5228763.

It is not a de Polignac number, because 3678225 - 2¹ = 3678223 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (3678221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24447 + ... + 24596.

It is an arithmetic number, because the mean of its divisors is an integer number (506788).

Almost surely, 2^3678225 is an apocalyptic number.

It is an amenable number.

3678225 is a deficient number, since it is larger than the sum of its proper divisors (2403231).

3678225 is a wasteful number, since it uses less digits than its factorization.

3678225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49056 (or 49051 counting only the distinct ones).

The product of its digits is 20160, while the sum is 33.

The square root of 3678225 is about 1917.8699121682. The cubic root of 3678225 is about 154.3640261121.

The spelling of 3678225 in words is "three million, six hundred seventy-eight thousand, two hundred twenty-five".