500505501 has 8 divisors (see below), whose sum is σ = 672142240. Its totient is φ = 331269552.

The previous prime is 500505493. The next prime is 500505503. The reversal of 500505501 is 105505005.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 500505501 - 2³ = 500505493 is a prime.

It is a super-2 number, since 2×500505501² = 501011513062522002, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500505503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 599710 + ... + 600543.

It is an arithmetic number, because the mean of its divisors is an integer number (84017780).

Almost surely, 2^500505501 is an apocalyptic number.

It is an amenable number.

500505501 is a deficient number, since it is larger than the sum of its proper divisors (171636739).

500505501 is a wasteful number, since it uses less digits than its factorization.

500505501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1200395.

The product of its (nonzero) digits is 625, while the sum is 21.

The square root of 500505501 is about 22371.9802655018. The cubic root of 500505501 is about 793.9679135010.

The spelling of 500505501 in words is "five hundred million, five hundred five thousand, five hundred one".