459631 has 2 divisors, whose sum is σ = 459632. Its totient is φ = 459630.

The previous prime is 459623. The next prime is 459647. The reversal of 459631 is 136954.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 459631 - 2³ = 459623 is a prime.

It is a super-2 number, since 2×459631² = 422521312322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 459631.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (459611) by changing a digit.

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 as a sum of consecutive naturals, namely, 229815 + 229816.

It is an arithmetic number, because the mean of its divisors is an integer number (229816).

2⁴⁵⁹⁶³¹ is an apocalyptic number.

459631 is a deficient number, since it is larger than the sum of its proper divisors (1).

459631 is an equidigital number, since it uses as much as digits as its factorization.

459631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3240, while the sum is 28.

The square root of 459631 is about 677.9609133276. The cubic root of 459631 is about 77.1737796536.

The spelling of 459631 in words is "four hundred fifty-nine thousand, six hundred thirty-one".