459991382 has 16 divisors (see below), whose sum is σ = 723259152. Its totient is φ = 219166080.

The previous prime is 459991369. The next prime is 459991391. The reversal of 459991382 is 283199954.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 459991382.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61703 + ... + 68754.

It is an arithmetic number, because the mean of its divisors is an integer number (45203697).

Almost surely, 2^459991382 is an apocalyptic number.

459991382 is a deficient number, since it is larger than the sum of its proper divisors (263267770).

459991382 is a wasteful number, since it uses less digits than its factorization.

459991382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130543.

The product of its digits is 699840, while the sum is 50.

The square root of 459991382 is about 21447.4096804253. The cubic root of 459991382 is about 771.9394421701.

The spelling of 459991382 in words is "four hundred fifty-nine million, nine hundred ninety-one thousand, three hundred eighty-two".