501572216 has 48 divisors (see below), whose sum is σ = 1016231400. Its totient is φ = 231970304.

The previous prime is 501572213. The next prime is 501572261. The reversal of 501572216 is 612275105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501572213) 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, 134570 + ... + 138246.

Almost surely, 2^501572216 is an apocalyptic number.

It is an amenable number.

501572216 is an abundant number, since it is smaller than the sum of its proper divisors (514659184).

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

501572216 is a wasteful number, since it uses less digits than its factorization.

501572216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3776 (or 3755 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 29.

The square root of 501572216 is about 22395.8080006058. The cubic root of 501572216 is about 794.5315679842.

The spelling of 501572216 in words is "five hundred one million, five hundred seventy-two thousand, two hundred sixteen".