726453836 has 12 divisors (see below), whose sum is σ = 1279094712. Its totient is φ = 360998208.

The previous prime is 726453823. The next prime is 726453839. The reversal of 726453836 is 638354627.

726453836 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×726453836² = 1055470351678229792, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (726453839) 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, 556445 + ... + 557748.

It is an arithmetic number, because the mean of its divisors is an integer number (106591226).

Almost surely, 2^726453836 is an apocalyptic number.

It is an amenable number.

726453836 is a deficient number, since it is larger than the sum of its proper divisors (552640876).

726453836 is a wasteful number, since it uses less digits than its factorization.

726453836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1114360 (or 1114358 counting only the distinct ones).

The product of its digits is 725760, while the sum is 44.

The square root of 726453836 is about 26952.8075717540. The cubic root of 726453836 is about 898.9509736306.

The spelling of 726453836 in words is "seven hundred twenty-six million, four hundred fifty-three thousand, eight hundred thirty-six".