206173412 has 24 divisors (see below), whose sum is σ = 379376760. Its totient is φ = 97896960.

The previous prime is 206173381. The next prime is 206173417. The reversal of 206173412 is 214371602.

206173412 is digitally balanced in base 2, 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 4 ways, for example, as 24840256 + 181333156 = 4984^2 + 13466^2 .

It is not an unprimeable number, because it can be changed into a prime (206173417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7493 + ... + 21644.

It is an arithmetic number, because the mean of its divisors is an integer number (15807365).

Almost surely, 2^206173412 is an apocalyptic number.

It is an amenable number.

206173412 is a deficient number, since it is larger than the sum of its proper divisors (173203348).

206173412 is a wasteful number, since it uses less digits than its factorization.

206173412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29231 (or 29229 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 206173412 is about 14358.7399168590. The cubic root of 206173412 is about 590.7597337219.

The spelling of 206173412 in words is "two hundred six million, one hundred seventy-three thousand, four hundred twelve".