474309486 has 128 divisors (see below), whose sum is σ = 1317150720. Its totient is φ = 123379200.

The previous prime is 474309461. The next prime is 474309487. The reversal of 474309486 is 684903474.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (474309487) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 198016 + ... + 200396.

It is an arithmetic number, because the mean of its divisors is an integer number (10290240).

Almost surely, 2^474309486 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 474309486, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (658575360).

474309486 is an abundant number, since it is smaller than the sum of its proper divisors (842841234).

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

474309486 is a wasteful number, since it uses less digits than its factorization.

474309486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2447 (or 2441 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The square root of 474309486 is about 21778.6474786659. The cubic root of 474309486 is about 779.8671075373.

The spelling of 474309486 in words is "four hundred seventy-four million, three hundred nine thousand, four hundred eighty-six".