495819 has 12 divisors (see below), whose sum is σ = 725400. Its totient is φ = 326304.

The previous prime is 495799. The next prime is 495821. The reversal of 495819 is 918594.

It is not a de Polignac number, because 495819 - 2⁵ = 495787 is a prime.

It is a super-2 number, since 2×495819² = 491672961522, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a plaindrome in base 13.

It is a nialpdrome in base 14.

It is a zygodrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (495829) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 492 + ... + 1110.

It is an arithmetic number, because the mean of its divisors is an integer number (60450).

2⁴⁹⁵⁸¹⁹ is an apocalyptic number.

495819 is a deficient number, since it is larger than the sum of its proper divisors (229581).

495819 is a wasteful number, since it uses less digits than its factorization.

495819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714 (or 711 counting only the distinct ones).

The product of its digits is 12960, while the sum is 36.

The square root of 495819 is about 704.1441613761. The cubic root of 495819 is about 79.1482022804.

The spelling of 495819 in words is "four hundred ninety-five thousand, eight hundred nineteen".