900923 has 4 divisors (see below), whose sum is σ = 948360. Its totient is φ = 853488.

The previous prime is 900917. The next prime is 900929. The reversal of 900923 is 329009.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (900917) and next prime (900929).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-900923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (900929) 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, 23690 + ... + 23727.

It is an arithmetic number, because the mean of its divisors is an integer number (237090).

2⁹⁰⁰⁹²³ is an apocalyptic number.

900923 is a deficient number, since it is larger than the sum of its proper divisors (47437).

900923 is a wasteful number, since it uses less digits than its factorization.

900923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47436.

The product of its (nonzero) digits is 486, while the sum is 23.

The square root of 900923 is about 949.1696371039. The cubic root of 900923 is about 96.5819326174.

The spelling of 900923 in words is "nine hundred thousand, nine hundred twenty-three".