495898986 has 32 divisors (see below), whose sum is σ = 1085112000. Its totient is φ = 149834880.

The previous prime is 495898967. The next prime is 495898987. The reversal of 495898986 is 689898594.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is not an unprimeable number, because it can be changed into a prime (495898987) 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, 12270 + ... + 33798.

It is an arithmetic number, because the mean of its divisors is an integer number (33909750).

Almost surely, 2^495898986 is an apocalyptic number.

495898986 is an abundant number, since it is smaller than the sum of its proper divisors (589213014).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

495898986 is a wasteful number, since it uses less digits than its factorization.

495898986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21894.

The product of its digits is 44789760, while the sum is 66.

The square root of 495898986 is about 22268.7895045959. The cubic root of 495898986 is about 791.5245813975.

The spelling of 495898986 in words is "four hundred ninety-five million, eight hundred ninety-eight thousand, nine hundred eighty-six".