744129 has 12 divisors (see below), whose sum is σ = 1088100. Its totient is φ = 489984.

The previous prime is 744127. The next prime is 744137. The reversal of 744129 is 921447.

It is a happy number.

744129 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 63504 + 680625 = 252^2 + 825^2 .

It is not a de Polignac number, because 744129 - 2¹ = 744127 is a prime.

It is not an unprimeable number, because it can be changed into a prime (744127) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 337 + ... + 1265.

It is an arithmetic number, because the mean of its divisors is an integer number (90675).

2⁷⁴⁴¹²⁹ is an apocalyptic number.

It is an amenable number.

744129 is a deficient number, since it is larger than the sum of its proper divisors (343971).

744129 is a wasteful number, since it uses less digits than its factorization.

744129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1024 (or 1021 counting only the distinct ones).

The product of its digits is 2016, while the sum is 27.

The square root of 744129 is about 862.6291207698. The cubic root of 744129 is about 90.6183346663.

The spelling of 744129 in words is "seven hundred forty-four thousand, one hundred twenty-nine".