495019808 has 24 divisors (see below), whose sum is σ = 978877872. Its totient is φ = 246415936.

The previous prime is 495019801. The next prime is 495019813. The reversal of 495019808 is 808910594.

It is a super-2 number, since 2×495019808² = 490089220624713728, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (495019801) 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, 26810 + ... + 41337.

It is an arithmetic number, because the mean of its divisors is an integer number (40786578).

Almost surely, 2^495019808 is an apocalyptic number.

It is an amenable number.

495019808 is a deficient number, since it is larger than the sum of its proper divisors (483858064).

495019808 is a wasteful number, since it uses less digits than its factorization.

495019808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68384 (or 68376 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 44.

The square root of 495019808 is about 22249.0406085296. The cubic root of 495019808 is about 791.0565407472.

The spelling of 495019808 in words is "four hundred ninety-five million, nineteen thousand, eight hundred eight".