744726 has 8 divisors (see below), whose sum is σ = 1489464. Its totient is φ = 248240.

The previous prime is 744721. The next prime is 744727. The reversal of 744726 is 627447.

It is a sphenic number, since it is the product of 3 distinct primes.

744726 is an admirable number.

It is a plaindrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 744693 and 744702.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 744726.

It is not an unprimeable number, because it can be changed into a prime (744721) by changing a digit.

744726 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62055 + ... + 62066.

It is an arithmetic number, because the mean of its divisors is an integer number (186183).

2⁷⁴⁴⁷²⁶ is an apocalyptic number.

744726 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

744726 is a wasteful number, since it uses less digits than its factorization.

744726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124126.

The product of its digits is 9408, while the sum is 30.

The square root of 744726 is about 862.9750865465. The cubic root of 744726 is about 90.6425619552.

The spelling of 744726 in words is "seven hundred forty-four thousand, seven hundred twenty-six".