492923 has 4 divisors (see below), whose sum is σ = 495600. Its totient is φ = 490248.

The previous prime is 492911. The next prime is 492967. The reversal of 492923 is 329294.

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

It is a cyclic number.

It is not a de Polignac number, because 492923 - 2¹⁰ = 491899 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (492523) 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, 1040 + ... + 1437.

It is an arithmetic number, because the mean of its divisors is an integer number (123900).

2⁴⁹²⁹²³ is an apocalyptic number.

492923 is a deficient number, since it is larger than the sum of its proper divisors (2677).

492923 is a wasteful number, since it uses less digits than its factorization.

492923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2676.

The product of its digits is 3888, while the sum is 29.

The square root of 492923 is about 702.0847527186. The cubic root of 492923 is about 78.9938039257.

The spelling of 492923 in words is "four hundred ninety-two thousand, nine hundred twenty-three".