499458456 has 48 divisors (see below), whose sum is σ = 1545944400. Its totient is φ = 142702272.

The previous prime is 499458431. The next prime is 499458467. The reversal of 499458456 is 654854994.

499458456 is a `hidden beast` number, since 4 + 9 + 9 + 4 + 584 + 56 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 494991 + ... + 495998.

It is an arithmetic number, because the mean of its divisors is an integer number (32207175).

Almost surely, 2^499458456 is an apocalyptic number.

It is an amenable number.

499458456 is an abundant number, since it is smaller than the sum of its proper divisors (1046485944).

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

499458456 is a wasteful number, since it uses less digits than its factorization.

499458456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 991008 (or 991001 counting only the distinct ones).

The product of its digits is 6220800, while the sum is 54.

The square root of 499458456 is about 22348.5672023958. The cubic root of 499458456 is about 793.4138732974.

The spelling of 499458456 in words is "four hundred ninety-nine million, four hundred fifty-eight thousand, four hundred fifty-six".