459675138 has 64 divisors (see below), whose sum is σ = 1065681792. Its totient is φ = 130913280.

The previous prime is 459675131. The next prime is 459675163. The reversal of 459675138 is 831576954.

It is a super-2 number, since 2×459675138² = 422602464990638088, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (459675131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 78045 + ... + 83727.

It is an arithmetic number, because the mean of its divisors is an integer number (16651278).

Almost surely, 2^459675138 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 459675138, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (532840896).

459675138 is an abundant number, since it is smaller than the sum of its proper divisors (606006654).

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

459675138 is a wasteful number, since it uses less digits than its factorization.

459675138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5779.

The product of its digits is 907200, while the sum is 48.

The square root of 459675138 is about 21440.0358675073. The cubic root of 459675138 is about 771.7624988676.

The spelling of 459675138 in words is "four hundred fifty-nine million, six hundred seventy-five thousand, one hundred thirty-eight".