726336464 has 20 divisors (see below), whose sum is σ = 1608316704. Its totient is φ = 311287008.

The previous prime is 726336463. The next prime is 726336473. The reversal of 726336464 is 464633627.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726336463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3242462 + ... + 3242685.

Almost surely, 2^726336464 is an apocalyptic number.

It is an amenable number.

726336464 is an abundant number, since it is smaller than the sum of its proper divisors (881980240).

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

726336464 is a wasteful number, since it uses less digits than its factorization.

726336464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6485162 (or 6485156 counting only the distinct ones).

The product of its digits is 435456, while the sum is 41.

The square root of 726336464 is about 26950.6301225036. The cubic root of 726336464 is about 898.9025569928.

It can be divided in two parts, 72633 and 6464, that added together give a palindrome (79097).

The spelling of 726336464 in words is "seven hundred twenty-six million, three hundred thirty-six thousand, four hundred sixty-four".