424809216 has 162 divisors, whose sum is σ = 1327510548. Its totient is φ = 130590720.

The previous prime is 424809191. The next prime is 424809233. The reversal of 424809216 is 612908424.

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

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 388831 + ... + 389921.

Almost surely, 2^424809216 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 424809216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (663755274).

424809216 is an abundant number, since it is smaller than the sum of its proper divisors (902701332).

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

424809216 is a wasteful number, since it uses less digits than its factorization.

424809216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1139 (or 1109 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 424809216 is about 20610.9004170124. The cubic root of 424809216 is about 751.7347789622.

The spelling of 424809216 in words is "four hundred twenty-four million, eight hundred nine thousand, two hundred sixteen".