501282012 has 96 divisors (see below), whose sum is σ = 1471486464. Its totient is φ = 129024000.

The previous prime is 501281981. The next prime is 501282049. The reversal of 501282012 is 210282105.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 501282012.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 102012 + ... + 106812.

It is an arithmetic number, because the mean of its divisors is an integer number (15327984).

Almost surely, 2^501282012 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 501282012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (735743232).

501282012 is an abundant number, since it is smaller than the sum of its proper divisors (970204452).

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

501282012 is a wasteful number, since it uses less digits than its factorization.

501282012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4939 (or 4937 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 501282012 is about 22389.3280828166. The cubic root of 501282012 is about 794.3783027676.

The spelling of 501282012 in words is "five hundred one million, two hundred eighty-two thousand, twelve".