504961994 has 8 divisors (see below), whose sum is σ = 760120320. Its totient is φ = 251588556.

The previous prime is 504961991. The next prime is 504962041. The reversal of 504961994 is 499169405.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (504961991) 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, 445514 + ... + 446645.

It is an arithmetic number, because the mean of its divisors is an integer number (95015040).

Almost surely, 2^504961994 is an apocalyptic number.

504961994 is a deficient number, since it is larger than the sum of its proper divisors (255158326).

504961994 is a wasteful number, since it uses less digits than its factorization.

504961994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 892444.

The product of its (nonzero) digits is 349920, while the sum is 47.

The square root of 504961994 is about 22471.3594159321. The cubic root of 504961994 is about 796.3174463839.

The spelling of 504961994 in words is "five hundred four million, nine hundred sixty-one thousand, nine hundred ninety-four".