474492816 has 200 divisors, whose sum is σ = 1583462144. Its totient is φ = 134369280.

The previous prime is 474492793. The next prime is 474492817. The reversal of 474492816 is 618294474.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (474492817) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1750761 + ... + 1751031.

Almost surely, 2^474492816 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 474492816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (791731072).

474492816 is an abundant number, since it is smaller than the sum of its proper divisors (1108969328).

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

474492816 is a wasteful number, since it uses less digits than its factorization.

474492816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491 (or 476 counting only the distinct ones).

The product of its digits is 387072, while the sum is 45.

The square root of 474492816 is about 21782.8560110928. The cubic root of 474492816 is about 779.9675726164.

The spelling of 474492816 in words is "four hundred seventy-four million, four hundred ninety-two thousand, eight hundred sixteen".