726433736 has 32 divisors (see below), whose sum is σ = 1594615680. Its totient is φ = 303734400.

The previous prime is 726433727. The next prime is 726433759. The reversal of 726433736 is 637334627.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a junction number, because it is equal to n+sod(n) for n = 726433693 and 726433702.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155900 + ... + 160491.

It is an arithmetic number, because the mean of its divisors is an integer number (49831740).

Almost surely, 2^726433736 is an apocalyptic number.

It is an amenable number.

726433736 is an abundant number, since it is smaller than the sum of its proper divisors (868181944).

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

726433736 is a wasteful number, since it uses less digits than its factorization.

726433736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316445 (or 316441 counting only the distinct ones).

The product of its digits is 381024, while the sum is 41.

The square root of 726433736 is about 26952.4346952182. The cubic root of 726433736 is about 898.9426826329.

The spelling of 726433736 in words is "seven hundred twenty-six million, four hundred thirty-three thousand, seven hundred thirty-six".