900075 has 24 divisors (see below), whose sum is σ = 1624896. Its totient is φ = 436000.

The previous prime is 900061. The next prime is 900089. The reversal of 900075 is 570009.

It is an interprime number because it is at equal distance from previous prime (900061) and next prime (900089).

It is not a de Polignac number, because 900075 - 2¹⁰ = 899051 is a prime.

It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 280 + ... + 1370.

It is an arithmetic number, because the mean of its divisors is an integer number (67704).

2⁹⁰⁰⁰⁷⁵ is an apocalyptic number.

900075 is a deficient number, since it is larger than the sum of its proper divisors (724821).

900075 is a wasteful number, since it uses less digits than its factorization.

900075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115 (or 1110 counting only the distinct ones).

The product of its (nonzero) digits is 315, while the sum is 21.

The square root of 900075 is about 948.7228256978. The cubic root of 900075 is about 96.5516203010.

The spelling of 900075 in words is "nine hundred thousand, seventy-five".