172050806 has 16 divisors (see below), whose sum is σ = 266924160. Its totient is φ = 83087040.

The previous prime is 172050803. The next prime is 172050811. The reversal of 172050806 is 608050271.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172050803) 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, 32840 + ... + 37716.

It is an arithmetic number, because the mean of its divisors is an integer number (16682760).

Almost surely, 2^172050806 is an apocalyptic number.

172050806 is a deficient number, since it is larger than the sum of its proper divisors (94873354).

172050806 is a wasteful number, since it uses less digits than its factorization.

172050806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5479.

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 172050806 is about 13116.8138661795. The cubic root of 172050806 is about 556.1845284891.

The spelling of 172050806 in words is "one hundred seventy-two million, fifty thousand, eight hundred six".