495809358 has 24 divisors (see below), whose sum is σ = 1089962664. Its totient is φ = 150245040.

The previous prime is 495809341. The next prime is 495809417. The reversal of 495809358 is 853908594.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 495809358.

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 11 ways as a sum of consecutive naturals, for example, 340741 + ... + 342192.

It is an arithmetic number, because the mean of its divisors is an integer number (45415111).

Almost surely, 2^495809358 is an apocalyptic number.

495809358 is an abundant number, since it is smaller than the sum of its proper divisors (594153306).

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

495809358 is a wasteful number, since it uses less digits than its factorization.

495809358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 682960 (or 682949 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 51.

The square root of 495809358 is about 22266.7770007246. Note that the first 3 decimals coincide. The cubic root of 495809358 is about 791.4768922231.

The spelling of 495809358 in words is "four hundred ninety-five million, eight hundred nine thousand, three hundred fifty-eight".