500426005 has 8 divisors (see below), whose sum is σ = 610356024. Its totient is φ = 393777600.

The previous prime is 500425997. The next prime is 500426011. The reversal of 500426005 is 500624005.

It can be written as a sum of positive squares in 4 ways, for example, as 61355889 + 439070116 = 7833^2 + 20954^2 .

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

It is not a de Polignac number, because 500426005 - 2³ = 500425997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 820066 + ... + 820675.

It is an arithmetic number, because the mean of its divisors is an integer number (76294503).

Almost surely, 2^500426005 is an apocalyptic number.

It is an amenable number.

500426005 is a deficient number, since it is larger than the sum of its proper divisors (109930019).

500426005 is a wasteful number, since it uses less digits than its factorization.

500426005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1640807.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 500426005 is about 22370.2035082384. The cubic root of 500426005 is about 793.9258755912.

The spelling of 500426005 in words is "five hundred million, four hundred twenty-six thousand, five".