495671 has 4 divisors (see below), whose sum is σ = 540744. Its totient is φ = 450600.

The previous prime is 495667. The next prime is 495679. The reversal of 495671 is 176594.

It is a happy number.

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 495671 - 2² = 495667 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (495679) 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, 22520 + ... + 22541.

It is an arithmetic number, because the mean of its divisors is an integer number (135186).

2⁴⁹⁵⁶⁷¹ is an apocalyptic number.

495671 is a deficient number, since it is larger than the sum of its proper divisors (45073).

495671 is a wasteful number, since it uses less digits than its factorization.

495671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45072.

The product of its digits is 7560, while the sum is 32.

The square root of 495671 is about 704.0390614163. The cubic root of 495671 is about 79.1403263555.

The spelling of 495671 in words is "four hundred ninety-five thousand, six hundred seventy-one".