726245742 has 16 divisors (see below), whose sum is σ = 1499346432. Its totient is φ = 234272760.

The previous prime is 726245717. The next prime is 726245747. The reversal of 726245742 is 247542627.

It is a happy number.

726245742 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 726245742.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726245747) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1952088 + ... + 1952459.

It is an arithmetic number, because the mean of its divisors is an integer number (93709152).

Almost surely, 2^726245742 is an apocalyptic number.

726245742 is an abundant number, since it is smaller than the sum of its proper divisors (773100690).

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

726245742 is a wasteful number, since it uses less digits than its factorization.

726245742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3904583.

The product of its digits is 188160, while the sum is 39.

The square root of 726245742 is about 26948.9469553079. The cubic root of 726245742 is about 898.8651300622.

The spelling of 726245742 in words is "seven hundred twenty-six million, two hundred forty-five thousand, seven hundred forty-two".