726244312 has 16 divisors (see below), whose sum is σ = 1369581840. Its totient is φ = 361022496.

The previous prime is 726244307. The next prime is 726244339. The reversal of 726244312 is 213442627.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 260988 + ... + 263755.

It is an arithmetic number, because the mean of its divisors is an integer number (85598865).

Almost surely, 2^726244312 is an apocalyptic number.

It is an amenable number.

726244312 is a deficient number, since it is larger than the sum of its proper divisors (643337528).

726244312 is a wasteful number, since it uses less digits than its factorization.

726244312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 524922 (or 524918 counting only the distinct ones).

The product of its digits is 16128, while the sum is 31.

The square root of 726244312 is about 26948.9204236459. The cubic root of 726244312 is about 898.8645400976.

Adding to 726244312 its reverse (213442627), we get a palindrome (939686939).

The spelling of 726244312 in words is "seven hundred twenty-six million, two hundred forty-four thousand, three hundred twelve".