501162912 has 72 divisors (see below), whose sum is σ = 1452116484. Its totient is φ = 163897344.

The previous prime is 501162911. The next prime is 501162917. The reversal of 501162912 is 219261105.

It can be written as a sum of positive squares in 2 ways, for example, as 483824016 + 17338896 = 21996^2 + 4164^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is not an unprimeable number, because it can be changed into a prime (501162911) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1153 + ... + 31680.

Almost surely, 2^501162912 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 501162912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (726058242).

501162912 is an abundant number, since it is smaller than the sum of its proper divisors (950953572).

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

501162912 is a wasteful number, since it uses less digits than its factorization.

501162912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32902 (or 32891 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The square root of 501162912 is about 22386.6681755012. The cubic root of 501162912 is about 794.3153854559.

The spelling of 501162912 in words is "five hundred one million, one hundred sixty-two thousand, nine hundred twelve".