724745212 has 6 divisors (see below), whose sum is σ = 1268304128. Its totient is φ = 362372604.

The previous prime is 724745201. The next prime is 724745213. The reversal of 724745212 is 212547427.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (724745213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 90593148 + ... + 90593155.

Almost surely, 2^724745212 is an apocalyptic number.

It is an amenable number.

724745212 is a deficient number, since it is larger than the sum of its proper divisors (543558916).

724745212 is a wasteful number, since it uses less digits than its factorization.

724745212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181186307 (or 181186305 counting only the distinct ones).

The product of its digits is 31360, while the sum is 34.

The square root of 724745212 is about 26921.0923255354. The cubic root of 724745212 is about 898.2456409073.

The spelling of 724745212 in words is "seven hundred twenty-four million, seven hundred forty-five thousand, two hundred twelve".