944440 has 32 divisors (see below), whose sum is σ = 2429280. Its totient is φ = 323712.

The previous prime is 944431. The next prime is 944453. The reversal of 944440 is 44449.

944440 = T₁₉₇ + T₁₉₈ + ... + T₂₃₆.

944440 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 10.

It is a congruent number.

It is an unprimeable number.

944440 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1407 + ... + 1966.

It is an arithmetic number, because the mean of its divisors is an integer number (75915).

2⁹⁴⁴⁴⁴⁰ is an apocalyptic number.

It is an amenable number.

944440 is an abundant number, since it is smaller than the sum of its proper divisors (1484840).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

944440 is a wasteful number, since it uses less digits than its factorization.

944440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3391 (or 3387 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 944440 is about 971.8230291571. The cubic root of 944440 is about 98.1126013788.

Adding to 944440 its reverse (44449), we get a palindrome (988889).

The spelling of 944440 in words is "nine hundred forty-four thousand, four hundred forty".