499043394 has 24 divisors (see below), whose sum is σ = 1116141312. Its totient is φ = 160981560.

The previous prime is 499043357. The next prime is 499043407. The reversal of 499043394 is 493340994.

499043394 is a `hidden beast` number, since 49 + 90 + 433 + 94 = 666.

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, 446614 + ... + 447729.

It is an arithmetic number, because the mean of its divisors is an integer number (46505888).

Almost surely, 2^499043394 is an apocalyptic number.

499043394 is an abundant number, since it is smaller than the sum of its proper divisors (617097918).

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

499043394 is a wasteful number, since it uses less digits than its factorization.

499043394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 894382 (or 894379 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 45.

The square root of 499043394 is about 22339.2791736887. The cubic root of 499043394 is about 793.1940303786.

It can be divided in two parts, 4990 and 43394, that added together give a palindrome (48384).

The spelling of 499043394 in words is "four hundred ninety-nine million, forty-three thousand, three hundred ninety-four".