726303628 has 12 divisors (see below), whose sum is σ = 1276307032. Its totient is φ = 361644480.

The previous prime is 726303623. The next prime is 726303647. The reversal of 726303628 is 826303627.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (726303623) 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, 375750 + ... + 377677.

Almost surely, 2^726303628 is an apocalyptic number.

It is an amenable number.

726303628 is a deficient number, since it is larger than the sum of its proper divisors (550003404).

726303628 is a wasteful number, since it uses less digits than its factorization.

726303628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 753672 (or 753670 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 37.

The square root of 726303628 is about 26950.0209276357. The cubic root of 726303628 is about 898.8890110167.

Subtracting 726303628 from its reverse (826303627), we obtain a palindrome (99999999).

The spelling of 726303628 in words is "seven hundred twenty-six million, three hundred three thousand, six hundred twenty-eight".