500722005 has 32 divisors (see below), whose sum is σ = 932891904. Its totient is φ = 224580096.

The previous prime is 500721997. The next prime is 500722007. The reversal of 500722005 is 500227005.

It is not a de Polignac number, because 500722005 - 2³ = 500721997 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500722007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39424 + ... + 50553.

It is an arithmetic number, because the mean of its divisors is an integer number (29152872).

Almost surely, 2^500722005 is an apocalyptic number.

It is an amenable number.

500722005 is a deficient number, since it is larger than the sum of its proper divisors (432169899).

500722005 is a wasteful number, since it uses less digits than its factorization.

500722005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90045.

The product of its (nonzero) digits is 700, while the sum is 21.

The square root of 500722005 is about 22376.8184735900. The cubic root of 500722005 is about 794.0823794085.

The spelling of 500722005 in words is "five hundred million, seven hundred twenty-two thousand, five".