726441430 has 96 divisors (see below), whose sum is σ = 1612742400. Its totient is φ = 233101440.

The previous prime is 726441427. The next prime is 726441431. The reversal of 726441430 is 34144627.

It is a junction number, because it is equal to n+sod(n) for n = 726441392 and 726441401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726441431) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 426721 + ... + 428419.

It is an arithmetic number, because the mean of its divisors is an integer number (16799400).

Almost surely, 2^726441430 is an apocalyptic number.

726441430 is an abundant number, since it is smaller than the sum of its proper divisors (886300970).

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

726441430 is a wasteful number, since it uses less digits than its factorization.

726441430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1766 (or 1753 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 726441430 is about 26952.5774277712. The cubic root of 726441430 is about 898.9458563294.

The spelling of 726441430 in words is "seven hundred twenty-six million, four hundred forty-one thousand, four hundred thirty".