503678448 has 540 divisors, whose sum is σ = 1974587160. Its totient is φ = 118444032.

The previous prime is 503678423. The next prime is 503678471. The reversal of 503678448 is 844876305.

503678448 is a `hidden beast` number, since 503 + 67 + 84 + 4 + 8 = 666.

It is a super-3 number, since 3×503678448³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 26509383 + ... + 26509401.

Almost surely, 2^503678448 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 503678448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (987293580).

503678448 is an abundant number, since it is smaller than the sum of its proper divisors (1470908712).

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

503678448 is a wasteful number, since it uses less digits than its factorization.

503678448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94 (or 61 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The square root of 503678448 is about 22442.7816457764. The cubic root of 503678448 is about 795.6421630077.

The spelling of 503678448 in words is "five hundred three million, six hundred seventy-eight thousand, four hundred forty-eight".