944481 has 4 divisors (see below), whose sum is σ = 1259312. Its totient is φ = 629652.

The previous prime is 944473. The next prime is 944491. The reversal of 944481 is 184449.

944481 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, and also an emirpimes, since its reverse is a distinct semiprime: 184449 = 3 ⋅61483.

It is not a de Polignac number, because 944481 - 2³ = 944473 is a prime.

It is a super-2 number, since 2×944481² = 1784088718722, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is a Curzon number.

944481 is a lucky number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 944481.

It is not an unprimeable number, because it can be changed into a prime (944431) 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, 157411 + ... + 157416.

It is an arithmetic number, because the mean of its divisors is an integer number (314828).

2⁹⁴⁴⁴⁸¹ is an apocalyptic number.

It is an amenable number.

944481 is a deficient number, since it is larger than the sum of its proper divisors (314831).

944481 is a wasteful number, since it uses less digits than its factorization.

944481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314830.

The product of its digits is 4608, while the sum is 30.

The square root of 944481 is about 971.8441233037. The cubic root of 944481 is about 98.1140211120.

It can be divided in two parts, 94448 and 1, that added together give a palindrome (94449).

The spelling of 944481 in words is "nine hundred forty-four thousand, four hundred eighty-one".