503013672 has 128 divisors (see below), whose sum is σ = 1627257600. Its totient is φ = 140984064.

The previous prime is 503013659. The next prime is 503013673. The reversal of 503013672 is 276310305.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (503013673) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 76998 + ... + 83274.

It is an arithmetic number, because the mean of its divisors is an integer number (12712950).

Almost surely, 2^503013672 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 503013672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (813628800).

503013672 is an abundant number, since it is smaller than the sum of its proper divisors (1124243928).

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

503013672 is a wasteful number, since it uses less digits than its factorization.

503013672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6352 (or 6342 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

The square root of 503013672 is about 22427.9662921095. The cubic root of 503013672 is about 795.2919682316.

Adding to 503013672 its reverse (276310305), we get a palindrome (779323977).

The spelling of 503013672 in words is "five hundred three million, thirteen thousand, six hundred seventy-two".