459139068 has 72 divisors (see below), whose sum is σ = 1206620688. Its totient is φ = 147080448.

The previous prime is 459139063. The next prime is 459139127. The reversal of 459139068 is 860931954.

It is a happy number.

459139068 is a `hidden beast` number, since 459 + 139 + 0 + 68 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (459139061) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 108480 + ... + 112632.

Almost surely, 2^459139068 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 459139068, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (603310344).

459139068 is an abundant number, since it is smaller than the sum of its proper divisors (747481620).

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

459139068 is a wasteful number, since it uses less digits than its factorization.

459139068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4283 (or 4278 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The square root of 459139068 is about 21427.5306090086. The cubic root of 459139068 is about 771.4623741214.

The spelling of 459139068 in words is "four hundred fifty-nine million, one hundred thirty-nine thousand, sixty-eight".