495489766 has 8 divisors (see below), whose sum is σ = 768863520. Its totient is φ = 239201928.

The previous prime is 495489751. The next prime is 495489767. The reversal of 495489766 is 667984594.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (58), and also a Moran number because the ratio is a prime number: 8542927 = 495489766 / (4 + 9 + 5 + 4 + 8 + 9 + 7 + 6 + 6).

It is a self number, because there is not a number n which added to its sum of digits gives 495489766.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (495489767) 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, 4271406 + ... + 4271521.

It is an arithmetic number, because the mean of its divisors is an integer number (96107940).

Almost surely, 2^495489766 is an apocalyptic number.

495489766 is a deficient number, since it is larger than the sum of its proper divisors (273373754).

495489766 is a wasteful number, since it uses less digits than its factorization.

495489766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8542958.

The product of its digits is 13063680, while the sum is 58.

The square root of 495489766 is about 22259.5994123884. The cubic root of 495489766 is about 791.3067972410.

The spelling of 495489766 in words is "four hundred ninety-five million, four hundred eighty-nine thousand, seven hundred sixty-six".