459280668 has 144 divisors (see below), whose sum is σ = 1366856960. Its totient is φ = 117469440.

The previous prime is 459280649. The next prime is 459280691. The reversal of 459280668 is 866082954.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 741663 + ... + 742281.

Almost surely, 2^459280668 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 459280668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (683428480).

459280668 is an abundant number, since it is smaller than the sum of its proper divisors (907576292).

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

459280668 is a wasteful number, since it uses less digits than its factorization.

459280668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 728 (or 715 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 48.

The square root of 459280668 is about 21430.8345147827. The cubic root of 459280668 is about 771.5416731485.

The spelling of 459280668 in words is "four hundred fifty-nine million, two hundred eighty thousand, six hundred sixty-eight".