500725019 has 4 divisors (see below), whose sum is σ = 522495696. Its totient is φ = 478954344.

The previous prime is 500725013. The next prime is 500725039. The reversal of 500725019 is 910527005.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 500725019 - 2⁴ = 500725003 is a prime.

It is a super-2 number, since 2×500725019² = 501451089305100722, 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 = 500724982 and 500725000.

It is not an unprimeable number, because it can be changed into a prime (500725013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10885304 + ... + 10885349.

It is an arithmetic number, because the mean of its divisors is an integer number (130623924).

Almost surely, 2^500725019 is an apocalyptic number.

500725019 is a deficient number, since it is larger than the sum of its proper divisors (21770677).

500725019 is a wasteful number, since it uses less digits than its factorization.

500725019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21770676.

The product of its (nonzero) digits is 3150, while the sum is 29.

The square root of 500725019 is about 22376.8858199706. The cubic root of 500725019 is about 794.0839726808.

The spelling of 500725019 in words is "five hundred million, seven hundred twenty-five thousand, nineteen".