744136 has 16 divisors (see below), whose sum is σ = 1405440. Its totient is φ = 369360.

The previous prime is 744127. The next prime is 744137. The reversal of 744136 is 631447.

744136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nialpdrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 744136.

It is not an unprimeable number, because it can be changed into a prime (744137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1285 + ... + 1771.

It is an arithmetic number, because the mean of its divisors is an integer number (87840).

2⁷⁴⁴¹³⁶ is an apocalyptic number.

It is an amenable number.

744136 is a deficient number, since it is larger than the sum of its proper divisors (661304).

744136 is a wasteful number, since it uses less digits than its factorization.

744136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684 (or 680 counting only the distinct ones).

The product of its digits is 2016, while the sum is 25.

The square root of 744136 is about 862.6331781238. The cubic root of 744136 is about 90.6186188135.

The spelling of 744136 in words is "seven hundred forty-four thousand, one hundred thirty-six".