499791450 has 24 divisors (see below), whose sum is σ = 1239483168. Its totient is φ = 133277680.

The previous prime is 499791443. The next prime is 499791491. The reversal of 499791450 is 54197994.

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 499791450.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1665822 + ... + 1666121.

It is an arithmetic number, because the mean of its divisors is an integer number (51645132).

Almost surely, 2^499791450 is an apocalyptic number.

499791450 is an abundant number, since it is smaller than the sum of its proper divisors (739691718).

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

499791450 is a wasteful number, since it uses less digits than its factorization.

499791450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3331958 (or 3331953 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 48.

The square root of 499791450 is about 22356.0159688617. The cubic root of 499791450 is about 793.5901598083.

The spelling of 499791450 in words is "four hundred ninety-nine million, seven hundred ninety-one thousand, four hundred fifty".