6859225 has 12 divisors (see below), whose sum is σ = 8799660. Its totient is φ = 5297600.

The previous prime is 6859217. The next prime is 6859241. The reversal of 6859225 is 5229586.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 64 + 6859161 = 8^2 + 2619^2 .

It is not a de Polignac number, because 6859225 - 2³ = 6859217 is a prime.

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, 4006 + ... + 5455.

It is an arithmetic number, because the mean of its divisors is an integer number (733305).

Almost surely, 2^6859225 is an apocalyptic number.

It is an amenable number.

6859225 is a deficient number, since it is larger than the sum of its proper divisors (1940435).

6859225 is a wasteful number, since it uses less digits than its factorization.

6859225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9500 (or 9495 counting only the distinct ones).

The product of its digits is 43200, while the sum is 37.

The square root of 6859225 is about 2619.0122183755. The cubic root of 6859225 is about 190.0020775396.

The spelling of 6859225 in words is "six million, eight hundred fifty-nine thousand, two hundred twenty-five".