900573 has 4 divisors (see below), whose sum is σ = 1200768. Its totient is φ = 600380.

The previous prime is 900569. The next prime is 900577. The reversal of 900573 is 375009.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 375009 = 3 ⋅125003.

It is an interprime number because it is at equal distance from previous prime (900569) and next prime (900577).

It is a cyclic number.

It is not a de Polignac number, because 900573 - 2² = 900569 is a prime.

It is a super-2 number, since 2×900573² = 1622063456658, which contains 22 as substring.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (900577) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150093 + ... + 150098.

It is an arithmetic number, because the mean of its divisors is an integer number (300192).

2⁹⁰⁰⁵⁷³ is an apocalyptic number.

It is an amenable number.

900573 is a deficient number, since it is larger than the sum of its proper divisors (300195).

900573 is a wasteful number, since it uses less digits than its factorization.

900573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300194.

The product of its (nonzero) digits is 945, while the sum is 24.

The square root of 900573 is about 948.9852475144. The cubic root of 900573 is about 96.5694239440.

The spelling of 900573 in words is "nine hundred thousand, five hundred seventy-three".