459661128 has 32 divisors (see below), whose sum is σ = 1173605760. Its totient is φ = 149960000.

The previous prime is 459661123. The next prime is 459661157. The reversal of 459661128 is 821166954.

It is a super-2 number, since 2×459661128² = 422576705188464768, 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 459661128.

It is not an unprimeable number, because it can be changed into a prime (459661123) by changing a digit.

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, 202623 + ... + 204878.

It is an arithmetic number, because the mean of its divisors is an integer number (36675180).

Almost surely, 2^459661128 is an apocalyptic number.

It is an amenable number.

459661128 is an abundant number, since it is smaller than the sum of its proper divisors (713944632).

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

459661128 is a wasteful number, since it uses less digits than its factorization.

459661128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407557 (or 407553 counting only the distinct ones).

The product of its digits is 103680, while the sum is 42.

The square root of 459661128 is about 21439.7091398181. The cubic root of 459661128 is about 771.7546581836.

The spelling of 459661128 in words is "four hundred fifty-nine million, six hundred sixty-one thousand, one hundred twenty-eight".