459039661 has 16 divisors (see below), whose sum is σ = 507409920. Its totient is φ = 413360640.

The previous prime is 459039641. The next prime is 459039703. The reversal of 459039661 is 166930954.

It is a cyclic number.

It is not a de Polignac number, because 459039661 - 2⁹ = 459039149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (459039631) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 42010 + ... + 51796.

It is an arithmetic number, because the mean of its divisors is an integer number (31713120).

Almost surely, 2^459039661 is an apocalyptic number.

It is an amenable number.

459039661 is a deficient number, since it is larger than the sum of its proper divisors (48370259).

459039661 is a wasteful number, since it uses less digits than its factorization.

459039661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9924.

The product of its (nonzero) digits is 174960, while the sum is 43.

The square root of 459039661 is about 21425.2108741081. The cubic root of 459039661 is about 771.4066943352.

The spelling of 459039661 in words is "four hundred fifty-nine million, thirty-nine thousand, six hundred sixty-one".