504990006 has 8 divisors (see below), whose sum is σ = 1009980024. Its totient is φ = 168330000.

The previous prime is 504989993. The next prime is 504990007. The reversal of 504990006 is 600099405.

It is a happy number.

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

504990006 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504990007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42082495 + ... + 42082506.

It is an arithmetic number, because the mean of its divisors is an integer number (126247503).

Almost surely, 2^504990006 is an apocalyptic number.

504990006 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

504990006 is a wasteful number, since it uses less digits than its factorization.

504990006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84165006.

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 504990006 is about 22471.9826895626. The cubic root of 504990006 is about 796.3321709454.

The spelling of 504990006 in words is "five hundred four million, nine hundred ninety thousand, six".