900027 has 6 divisors (see below), whose sum is σ = 1300052. Its totient is φ = 600012.

The previous prime is 900019. The next prime is 900037. The reversal of 900027 is 720009.

It is not a de Polignac number, because 900027 - 2³ = 900019 is a prime.

It is a Duffinian number.

900027 is a modest number, since divided by 27 gives 9 as remainder.

900027 is a lucky number.

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 899982 and 900009.

It is not an unprimeable number, because it can be changed into a prime (900007) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 49993 + ... + 50010.

2⁹⁰⁰⁰²⁷ is an apocalyptic number.

900027 is a deficient number, since it is larger than the sum of its proper divisors (400025).

900027 is a wasteful number, since it uses less digits than its factorization.

900027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100009 (or 100006 counting only the distinct ones).

The product of its (nonzero) digits is 126, while the sum is 18.

The square root of 900027 is about 948.6975281933. The cubic root of 900027 is about 96.5499039403.

Subtracting from 900027 its sum of digits (18), we obtain a palindrome (900009).

It can be divided in two parts, 90002 and 7, that added together give a palindrome (90009).

The spelling of 900027 in words is "nine hundred thousand, twenty-seven".