744013 has 4 divisors (see below), whose sum is σ = 745888. Its totient is φ = 742140.

The previous prime is 743989. The next prime is 744019. The reversal of 744013 is 310447.

It is a happy number.

744013 is nontrivially palindromic in base 9.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 744013 - 2¹³ = 735821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (744019) by changing a digit.

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, 81 + ... + 1222.

It is an arithmetic number, because the mean of its divisors is an integer number (186472).

2⁷⁴⁴⁰¹³ is an apocalyptic number.

It is an amenable number.

744013 is a deficient number, since it is larger than the sum of its proper divisors (1875).

744013 is a wasteful number, since it uses less digits than its factorization.

744013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1874.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 744013 is about 862.5618818381. The cubic root of 744013 is about 90.6136256831.

The spelling of 744013 in words is "seven hundred forty-four thousand, thirteen".