505004799 has 16 divisors (see below), whose sum is σ = 726302304. Its totient is φ = 310272000.

The previous prime is 505004791. The next prime is 505004803. The reversal of 505004799 is 997400505.

It is not a de Polignac number, because 505004799 - 2³ = 505004791 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505004791) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14899 + ... + 35099.

It is an arithmetic number, because the mean of its divisors is an integer number (45393894).

Almost surely, 2^505004799 is an apocalyptic number.

505004799 is a deficient number, since it is larger than the sum of its proper divisors (221297505).

505004799 is a wasteful number, since it uses less digits than its factorization.

505004799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20858.

The product of its (nonzero) digits is 56700, while the sum is 39.

The square root of 505004799 is about 22472.3118303391. The cubic root of 505004799 is about 796.3399466946.

The spelling of 505004799 in words is "five hundred five million, four thousand, seven hundred ninety-nine".