459547880 has 128 divisors (see below), whose sum is σ = 1170132480. Its totient is φ = 160984320.

The previous prime is 459547877. The next prime is 459547883. The reversal of 459547880 is 88745954.

It is an interprime number because it is at equal distance from previous prime (459547877) and next prime (459547883).

It is a super-2 number, since 2×459547880² = 422368508024988800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (459547883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2024327 + ... + 2024553.

It is an arithmetic number, because the mean of its divisors is an integer number (9141660).

Almost surely, 2^459547880 is an apocalyptic number.

459547880 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 459547880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (585066240).

459547880 is an abundant number, since it is smaller than the sum of its proper divisors (710584600).

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

459547880 is a wasteful number, since it uses less digits than its factorization.

459547880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399 (or 395 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 50.

The square root of 459547880 is about 21437.0678965198. The cubic root of 459547880 is about 771.6912731921.

The spelling of 459547880 in words is "four hundred fifty-nine million, five hundred forty-seven thousand, eight hundred eighty".