472832194 has 4 divisors (see below), whose sum is σ = 709248294. Its totient is φ = 236416096.

The previous prime is 472832177. The next prime is 472832197. The reversal of 472832194 is 491238274.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 402523969 + 70308225 = 20063^2 + 8385^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (472832197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 118208047 + ... + 118208050.

Almost surely, 2^472832194 is an apocalyptic number.

472832194 is a deficient number, since it is larger than the sum of its proper divisors (236416100).

472832194 is a wasteful number, since it uses less digits than its factorization.

472832194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236416099.

The product of its digits is 96768, while the sum is 40.

The square root of 472832194 is about 21744.7049646575. The cubic root of 472832194 is about 779.0566032466.

The spelling of 472832194 in words is "four hundred seventy-two million, eight hundred thirty-two thousand, one hundred ninety-four".