495423 has 16 divisors (see below), whose sum is σ = 748800. Its totient is φ = 323640.

The previous prime is 495421. The next prime is 495433. The reversal of 495423 is 324594.

It is not a de Polignac number, because 495423 - 2¹ = 495421 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

495423 is a lucky number.

It is a plaindrome in base 13.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (495421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1438 + ... + 1748.

It is an arithmetic number, because the mean of its divisors is an integer number (46800).

2⁴⁹⁵⁴²³ is an apocalyptic number.

495423 is a deficient number, since it is larger than the sum of its proper divisors (253377).

495423 is a wasteful number, since it uses less digits than its factorization.

495423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379 (or 373 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 495423 is about 703.8629127891. The cubic root of 495423 is about 79.1271253444.

The spelling of 495423 in words is "four hundred ninety-five thousand, four hundred twenty-three".