500947740 has 120 divisors (see below), whose sum is σ = 1625833440. Its totient is φ = 128967552.

The previous prime is 500947723. The next prime is 500947753. The reversal of 500947740 is 47749005.

It is a happy number.

It is a super-2 number, since 2×500947740² = 501897276422215200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 500947695 and 500947704.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 41649 + ... + 52311.

It is an arithmetic number, because the mean of its divisors is an integer number (13548612).

Almost surely, 2^500947740 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 500947740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (812916720).

500947740 is an abundant number, since it is smaller than the sum of its proper divisors (1124885700).

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

500947740 is a wasteful number, since it uses less digits than its factorization.

500947740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10713 (or 10702 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The square root of 500947740 is about 22381.8618528486. The cubic root of 500947740 is about 794.2016906258.

The spelling of 500947740 in words is "five hundred million, nine hundred forty-seven thousand, seven hundred forty".