495187 has 16 divisors (see below), whose sum is σ = 633600. Its totient is φ = 375840.

The previous prime is 495181. The next prime is 495199. The reversal of 495187 is 781594.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 495187 - 2¹¹ = 493139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (495181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4489 + ... + 4597.

It is an arithmetic number, because the mean of its divisors is an integer number (39600).

2⁴⁹⁵¹⁸⁷ is an apocalyptic number.

495187 is a deficient number, since it is larger than the sum of its proper divisors (138413).

495187 is a wasteful number, since it uses less digits than its factorization.

495187 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186.

The product of its digits is 10080, while the sum is 34.

The square root of 495187 is about 703.6952465379. The cubic root of 495187 is about 79.1145590004.

The spelling of 495187 in words is "four hundred ninety-five thousand, one hundred eighty-seven".