503224740 has 36 divisors (see below), whose sum is σ = 1526448924. Its totient is φ = 134193216.

The previous prime is 503224727. The next prime is 503224741. The reversal of 503224740 is 47422305.

It can be written as a sum of positive squares in 2 ways, for example, as 117809316 + 385415424 = 10854^2 + 19632^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (503224741) 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, 1397667 + ... + 1398026.

It is an arithmetic number, because the mean of its divisors is an integer number (42401359).

Almost surely, 2^503224740 is an apocalyptic number.

It is an amenable number.

503224740 is an abundant number, since it is smaller than the sum of its proper divisors (1023224184).

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

503224740 is a wasteful number, since it uses less digits than its factorization.

503224740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2795708 (or 2795703 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 503224740 is about 22432.6712631376. The cubic root of 503224740 is about 795.4031893385.

The spelling of 503224740 in words is "five hundred three million, two hundred twenty-four thousand, seven hundred forty".