503371872 has 72 divisors (see below), whose sum is σ = 1439880624. Its totient is φ = 166804224.

The previous prime is 503371867. The next prime is 503371877. The reversal of 503371872 is 278173305.

503371872 is a `hidden beast` number, since 503 + 3 + 71 + 87 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (503371867) and next prime (503371877).

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

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503371877) 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, 44773 + ... + 54875.

It is an arithmetic number, because the mean of its divisors is an integer number (19998342).

Almost surely, 2^503371872 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 503371872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (719940312).

503371872 is an abundant number, since it is smaller than the sum of its proper divisors (936508752).

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

503371872 is a wasteful number, since it uses less digits than its factorization.

503371872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10292 (or 10281 counting only the distinct ones).

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

The square root of 503371872 is about 22435.9504367433. The cubic root of 503371872 is about 795.4807013320.

The spelling of 503371872 in words is "five hundred three million, three hundred seventy-one thousand, eight hundred seventy-two".