501873012 has 72 divisors (see below), whose sum is σ = 1320230912. Its totient is φ = 160574400.

The previous prime is 501873007. The next prime is 501873013. The reversal of 501873012 is 210378105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501873013) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 139962 + ... + 143502.

Almost surely, 2^501873012 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 501873012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (660115456).

501873012 is an abundant number, since it is smaller than the sum of its proper divisors (818357900).

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

501873012 is a wasteful number, since it uses less digits than its factorization.

501873012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3709 (or 3704 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

The square root of 501873012 is about 22402.5224472603. The cubic root of 501873012 is about 794.6903647642.

The spelling of 501873012 in words is "five hundred one million, eight hundred seventy-three thousand, twelve".