459504978 has 16 divisors (see below), whose sum is σ = 927442560. Its totient is φ = 151762896.

The previous prime is 459504967. The next prime is 459505037. The reversal of 459504978 is 879405954.

It is a super-2 number, since 2×459504978² = 422289649613560968, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 459504978.

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, 350650 + ... + 351957.

It is an arithmetic number, because the mean of its divisors is an integer number (57965160).

Almost surely, 2^459504978 is an apocalyptic number.

459504978 is an abundant number, since it is smaller than the sum of its proper divisors (467937582).

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

459504978 is a wasteful number, since it uses less digits than its factorization.

459504978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702721.

The product of its (nonzero) digits is 1814400, while the sum is 51.

The square root of 459504978 is about 21436.0672232572. The cubic root of 459504978 is about 771.6672581904.

The spelling of 459504978 in words is "four hundred fifty-nine million, five hundred four thousand, nine hundred seventy-eight".