499017539 has 16 divisors (see below), whose sum is σ = 531360000. Its totient is φ = 467318880.

The previous prime is 499017523. The next prime is 499017569. The reversal of 499017539 is 935710994.

It is a cyclic number.

It is not a de Polignac number, because 499017539 - 2⁴ = 499017523 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 499017493 and 499017502.

It is not an unprimeable number, because it can be changed into a prime (499017569) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1016084 + ... + 1016574.

It is an arithmetic number, because the mean of its divisors is an integer number (33210000).

Almost surely, 2^499017539 is an apocalyptic number.

499017539 is a deficient number, since it is larger than the sum of its proper divisors (32342461).

499017539 is a wasteful number, since it uses less digits than its factorization.

499017539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1018.

The product of its (nonzero) digits is 306180, while the sum is 47.

The square root of 499017539 is about 22338.7004769749. The cubic root of 499017539 is about 793.1803319133.

The spelling of 499017539 in words is "four hundred ninety-nine million, seventeen thousand, five hundred thirty-nine".