459626994 has 64 divisors (see below), whose sum is σ = 1092199680. Its totient is φ = 142767360.

The previous prime is 459626989. The next prime is 459627013. The reversal of 459626994 is 499626954.

It is a happy number.

459626994 is a `hidden beast` number, since 4 + 5 + 9 + 626 + 9 + 9 + 4 = 666.

It is a super-2 number, since 2×459626994² = 422513947226952072, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 459626994.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 92124 + ... + 96984.

It is an arithmetic number, because the mean of its divisors is an integer number (17065620).

Almost surely, 2^459626994 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 459626994, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (546099840).

459626994 is an abundant number, since it is smaller than the sum of its proper divisors (632572686).

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

459626994 is a wasteful number, since it uses less digits than its factorization.

459626994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4992 (or 4986 counting only the distinct ones).

The product of its digits is 4199040, while the sum is 54.

The square root of 459626994 is about 21438.9130787920. The cubic root of 459626994 is about 771.7355544541.

The spelling of 459626994 in words is "four hundred fifty-nine million, six hundred twenty-six thousand, nine hundred ninety-four".