499990495 has 4 divisors (see below), whose sum is σ = 599988600. Its totient is φ = 399992392.

The previous prime is 499990487. The next prime is 499990523. The reversal of 499990495 is 594099994.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 499990495 - 2³ = 499990487 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49999045 + ... + 49999054.

It is an arithmetic number, because the mean of its divisors is an integer number (149997150).

Almost surely, 2^499990495 is an apocalyptic number.

499990495 is a deficient number, since it is larger than the sum of its proper divisors (99998105).

499990495 is an equidigital number, since it uses as much as digits as its factorization.

499990495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99998104.

The product of its (nonzero) digits is 4723920, while the sum is 58.

The square root of 499990495 is about 22360.4672357265. The cubic root of 499990495 is about 793.6954965366.

The spelling of 499990495 in words is "four hundred ninety-nine million, nine hundred ninety thousand, four hundred ninety-five".