495905190 has 96 divisors (see below), whose sum is σ = 1328382720. Its totient is φ = 118367040.

The previous prime is 495905177. The next prime is 495905219. The reversal of 495905190 is 91509594.

It is a happy number.

It is a super-2 number, since 2×495905190² = 491843914937872200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 242191 + ... + 244229.

It is an arithmetic number, because the mean of its divisors is an integer number (13837320).

Almost surely, 2^495905190 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 495905190, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (664191360).

495905190 is an abundant number, since it is smaller than the sum of its proper divisors (832477530).

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

495905190 is a wasteful number, since it uses less digits than its factorization.

495905190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2138 (or 2127 counting only the distinct ones).

The product of its (nonzero) digits is 72900, while the sum is 42.

The square root of 495905190 is about 22268.9288022572. The cubic root of 495905190 is about 791.5278822028.

The spelling of 495905190 in words is "four hundred ninety-five million, nine hundred five thousand, one hundred ninety".