744873 has 4 divisors (see below), whose sum is σ = 993168. Its totient is φ = 496580.

The previous prime is 744859. The next prime is 744893. The reversal of 744873 is 378447.

It is a happy number.

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 744873 - 2¹⁰ = 743849 is a prime.

It is a super-2 number, since 2×744873² = 1109671572258, which contains 22 as substring.

It is a D-number.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (744823) 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, 124143 + ... + 124148.

It is an arithmetic number, because the mean of its divisors is an integer number (248292).

2⁷⁴⁴⁸⁷³ is an apocalyptic number.

It is an amenable number.

744873 is a deficient number, since it is larger than the sum of its proper divisors (248295).

744873 is a wasteful number, since it uses less digits than its factorization.

744873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248294.

The product of its digits is 18816, while the sum is 33.

The square root of 744873 is about 863.0602528213. The cubic root of 744873 is about 90.6485254818.

The spelling of 744873 in words is "seven hundred forty-four thousand, eight hundred seventy-three".