500148539 has 12 divisors (see below), whose sum is σ = 551024712. Its totient is φ = 453938760.

The previous prime is 500148527. The next prime is 500148541. The reversal of 500148539 is 935841005.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is a de Polignac number, because none of the positive numbers 2^k-500148539 is a prime.

It is a super-2 number, since 2×500148539² = 500297122127669042, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 500148499 and 500148508.

It is not an unprimeable number, because it can be changed into a prime (500148559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 815597 + ... + 816209.

It is an arithmetic number, because the mean of its divisors is an integer number (45918726).

Almost surely, 2^500148539 is an apocalyptic number.

500148539 is a deficient number, since it is larger than the sum of its proper divisors (50876173).

500148539 is an frugal number, since it uses more digits than its factorization.

500148539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1259 (or 624 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 500148539 is about 22364.0009613665. Note that the first 3 decimals coincide. The cubic root of 500148539 is about 793.7791151905.

The spelling of 500148539 in words is "five hundred million, one hundred forty-eight thousand, five hundred thirty-nine".