499975443 has 64 divisors (see below), whose sum is σ = 871718400. Its totient is φ = 279936000.

The previous prime is 499975439. The next prime is 499975451. The reversal of 499975443 is 344579994.

499975443 is a `hidden beast` number, since 4 + 9 + 9 + 97 + 544 + 3 = 666.

It is not a de Polignac number, because 499975443 - 2² = 499975439 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 499975443.

It is not an unprimeable number, because it can be changed into a prime (499975243) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 230283 + ... + 232443.

It is an arithmetic number, because the mean of its divisors is an integer number (13620600).

Almost surely, 2^499975443 is an apocalyptic number.

499975443 is a deficient number, since it is larger than the sum of its proper divisors (371742957).

499975443 is a wasteful number, since it uses less digits than its factorization.

499975443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2241 (or 2235 counting only the distinct ones).

The product of its digits is 4898880, while the sum is 54.

The square root of 499975443 is about 22360.1306570422. The cubic root of 499975443 is about 793.6875318355.

The spelling of 499975443 in words is "four hundred ninety-nine million, nine hundred seventy-five thousand, four hundred forty-three".