501704 has 48 divisors (see below), whose sum is σ = 1178880. Its totient is φ = 195840.

The previous prime is 501703. The next prime is 501707. The reversal of 501704 is 407105.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16169 + ... + 16199.

It is an arithmetic number, because the mean of its divisors is an integer number (24560).

2⁵⁰¹⁷⁰⁴ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 501704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (589440).

501704 is an abundant number, since it is smaller than the sum of its proper divisors (677176).

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

501704 is a wasteful number, since it uses less digits than its factorization.

501704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78 (or 57 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 17.

The square root of 501704 is about 708.3106663040. The cubic root of 501704 is about 79.4601147449.

Adding to 501704 its reverse (407105), we get a palindrome (908809).

The spelling of 501704 in words is "five hundred one thousand, seven hundred four".