475937172 has 54 divisors (see below), whose sum is σ = 1243214154. Its totient is φ = 153516960.

The previous prime is 475937171. The next prime is 475937173. The reversal of 475937172 is 271739574.

475937172 is a `hidden beast` number, since 47 + 593 + 7 + 17 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (475937171) and next prime (475937173).

It can be written as a sum of positive squares in only one way, i.e., 286489476 + 189447696 = 16926^2 + 13764^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (475937171) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 27718 + ... + 41474.

Almost surely, 2^475937172 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 475937172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (621607077).

475937172 is an abundant number, since it is smaller than the sum of its proper divisors (767276982).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

475937172 is a wasteful number, since it uses less digits than its factorization.

475937172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13829 (or 13793 counting only the distinct ones).

The product of its digits is 370440, while the sum is 45.

The square root of 475937172 is about 21815.9843234267. The cubic root of 475937172 is about 780.7581779821.

The spelling of 475937172 in words is "four hundred seventy-five million, nine hundred thirty-seven thousand, one hundred seventy-two".