459090 has 24 divisors (see below), whose sum is σ = 1193868. Its totient is φ = 122400.

The previous prime is 459089. The next prime is 459091. The reversal of 459090 is 90954.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (459089) and next prime (459091).

It can be written as a sum of positive squares in 2 ways, for example, as 370881 + 88209 = 609^2 + 297^2 .

It is not an unprimeable number, because it can be changed into a prime (459091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2461 + ... + 2640.

2⁴⁵⁹⁰⁹⁰ is an apocalyptic number.

459090 is an abundant number, since it is smaller than the sum of its proper divisors (734778).

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

459090 is a wasteful number, since it uses less digits than its factorization.

459090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5114 (or 5111 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 27.

The square root of 459090 is about 677.5618052990. The cubic root of 459090 is about 77.1434891189.

The spelling of 459090 in words is "four hundred fifty-nine thousand, ninety".