501944670 has 96 divisors (see below), whose sum is σ = 1331665920. Its totient is φ = 131152320.

The previous prime is 501944659. The next prime is 501944671. The reversal of 501944670 is 76449105.

501944670 is a `hidden beast` number, since 5 + 0 + 194 + 467 + 0 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501944671) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 1613815 + ... + 1614125.

It is an arithmetic number, because the mean of its divisors is an integer number (13871520).

Almost surely, 2^501944670 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 501944670, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (665832960).

501944670 is an abundant number, since it is smaller than the sum of its proper divisors (829721250).

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

501944670 is a wasteful number, since it uses less digits than its factorization.

501944670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630 (or 627 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 501944670 is about 22404.1217190052. The cubic root of 501944670 is about 794.7281852292.

The spelling of 501944670 in words is "five hundred one million, nine hundred forty-four thousand, six hundred seventy".