503722740 has 48 divisors (see below), whose sum is σ = 1411397568. Its totient is φ = 134233344.

The previous prime is 503722729. The next prime is 503722771. The reversal of 503722740 is 47227305.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 503722698 and 503722707.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 169104 + ... + 172056.

It is an arithmetic number, because the mean of its divisors is an integer number (29404116).

Almost surely, 2^503722740 is an apocalyptic number.

It is an amenable number.

503722740 is an abundant number, since it is smaller than the sum of its proper divisors (907674828).

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

503722740 is a wasteful number, since it uses less digits than its factorization.

503722740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5808 (or 5806 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 30.

The square root of 503722740 is about 22443.7684001595. The cubic root of 503722740 is about 795.6654844673.

The spelling of 503722740 in words is "five hundred three million, seven hundred twenty-two thousand, seven hundred forty".