900459 has 12 divisors (see below), whose sum is σ = 1486576. Its totient is φ = 514512.

The previous prime is 900443. The next prime is 900461. The reversal of 900459 is 954009.

It is a happy number.

It is not a de Polignac number, because 900459 - 2⁴ = 900443 is a prime.

It is not an unprimeable number, because it can be changed into a prime (900409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7084 + ... + 7209.

2⁹⁰⁰⁴⁵⁹ is an apocalyptic number.

900459 is a deficient number, since it is larger than the sum of its proper divisors (586117).

900459 is a wasteful number, since it uses less digits than its factorization.

900459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14306 (or 14303 counting only the distinct ones).

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

The square root of 900459 is about 948.9251814553. The cubic root of 900459 is about 96.5653489906.

The spelling of 900459 in words is "nine hundred thousand, four hundred fifty-nine".