474187284 has 72 divisors (see below), whose sum is σ = 1283213568. Its totient is φ = 152953920.

The previous prime is 474187271. The next prime is 474187319. The reversal of 474187284 is 482781474.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22264 + ... + 38000.

Almost surely, 2^474187284 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 474187284, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (641606784).

474187284 is an abundant number, since it is smaller than the sum of its proper divisors (809026284).

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

474187284 is a wasteful number, since it uses less digits than its factorization.

474187284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15787 (or 15773 counting only the distinct ones).

The product of its digits is 401408, while the sum is 45.

The square root of 474187284 is about 21775.8417518129. The cubic root of 474187284 is about 779.8001263019.

The spelling of 474187284 in words is "four hundred seventy-four million, one hundred eighty-seven thousand, two hundred eighty-four".