501823056 has 80 divisors (see below), whose sum is σ = 1494797184. Its totient is φ = 142098432.

The previous prime is 501823037. The next prime is 501823057. The reversal of 501823056 is 650328105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501823057) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31360 + ... + 44576.

Almost surely, 2^501823056 is an apocalyptic number.

501823056 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 501823056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (747398592).

501823056 is an abundant number, since it is smaller than the sum of its proper divisors (992974128).

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

501823056 is a wasteful number, since it uses less digits than its factorization.

501823056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13348 (or 13342 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 501823056 is about 22401.4074557828. The cubic root of 501823056 is about 794.6639962950.

The spelling of 501823056 in words is "five hundred one million, eight hundred twenty-three thousand, fifty-six".