204351172 has 12 divisors (see below), whose sum is σ = 359591596. Its totient is φ = 101610720.

The previous prime is 204351167. The next prime is 204351181. The reversal of 204351172 is 271153402.

It is a happy number.

204351172 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 39639616 + 164711556 = 6296^2 + 12834^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140403 + ... + 141850.

Almost surely, 2^204351172 is an apocalyptic number.

It is an amenable number.

204351172 is a deficient number, since it is larger than the sum of its proper divisors (155240424).

204351172 is a wasteful number, since it uses less digits than its factorization.

204351172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282438 (or 282436 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 204351172 is about 14295.1450499811. The cubic root of 204351172 is about 589.0141267967.

The spelling of 204351172 in words is "two hundred four million, three hundred fifty-one thousand, one hundred seventy-two".