724360130 has 16 divisors (see below), whose sum is σ = 1404144504. Its totient is φ = 267456000.

The previous prime is 724360111. The next prime is 724360139. The reversal of 724360130 is 31063427.

It can be written as a sum of positive squares in 4 ways, for example, as 666310969 + 58049161 = 25813^2 + 7619^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a self number, because there is not a number n which added to its sum of digits gives 724360130.

It is not an unprimeable number, because it can be changed into a prime (724360139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2785871 + ... + 2786130.

Almost surely, 2^724360130 is an apocalyptic number.

724360130 is a deficient number, since it is larger than the sum of its proper divisors (679784374).

724360130 is a wasteful number, since it uses less digits than its factorization.

724360130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5572021.

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 724360130 is about 26913.9393251898. The cubic root of 724360130 is about 898.0865231453.

The spelling of 724360130 in words is "seven hundred twenty-four million, three hundred sixty thousand, one hundred thirty".