726312464 has 20 divisors (see below), whose sum is σ = 1410066000. Its totient is φ = 362424480.

The previous prime is 726312443. The next prime is 726312467. The reversal of 726312464 is 464213627.

It is not an unprimeable number, because it can be changed into a prime (726312467) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37502 + ... + 53469.

It is an arithmetic number, because the mean of its divisors is an integer number (70503300).

Almost surely, 2^726312464 is an apocalyptic number.

It is an amenable number.

726312464 is a deficient number, since it is larger than the sum of its proper divisors (683753536).

726312464 is a wasteful number, since it uses less digits than its factorization.

726312464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91478 (or 91472 counting only the distinct ones).

The product of its digits is 48384, while the sum is 35.

The square root of 726312464 is about 26950.1848602194. The cubic root of 726312464 is about 898.8926562099.

The spelling of 726312464 in words is "seven hundred twenty-six million, three hundred twelve thousand, four hundred sixty-four".