503453872 has 20 divisors (see below), whose sum is σ = 984077640. Its totient is φ = 249498368.

The previous prime is 503453869. The next prime is 503453893. The reversal of 503453872 is 278354305.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137422 + ... + 141037.

It is an arithmetic number, because the mean of its divisors is an integer number (49203882).

Almost surely, 2^503453872 is an apocalyptic number.

It is an amenable number.

503453872 is a deficient number, since it is larger than the sum of its proper divisors (480623768).

503453872 is a wasteful number, since it uses less digits than its factorization.

503453872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278580 (or 278574 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 37.

The square root of 503453872 is about 22437.7777865813. Note that the first 4 decimals coincide. The cubic root of 503453872 is about 795.5238939691.

The spelling of 503453872 in words is "five hundred three million, four hundred fifty-three thousand, eight hundred seventy-two".