424727316 has 72 divisors (see below), whose sum is σ = 1159671240. Its totient is φ = 130293504.

The previous prime is 424727309. The next prime is 424727333. The reversal of 424727316 is 613727424.

It can be written as a sum of positive squares in 4 ways, for example, as 202500 + 424524816 = 450^2 + 20604^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 180886 + ... + 183218.

It is an arithmetic number, because the mean of its divisors is an integer number (16106545).

Almost surely, 2^424727316 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 424727316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (579835620).

424727316 is an abundant number, since it is smaller than the sum of its proper divisors (734943924).

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

424727316 is a wasteful number, since it uses less digits than its factorization.

424727316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2745 (or 2740 counting only the distinct ones).

The product of its digits is 56448, while the sum is 36.

The square root of 424727316 is about 20608.9135084798. The cubic root of 424727316 is about 751.6864662663.

The spelling of 424727316 in words is "four hundred twenty-four million, seven hundred twenty-seven thousand, three hundred sixteen".