634444 has 6 divisors (see below), whose sum is σ = 1110284. Its totient is φ = 317220.

The previous prime is 634441. The next prime is 634471. The reversal of 634444 is 444436.

It is a happy number.

634444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (634441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79302 + ... + 79309.

2⁶³⁴⁴⁴⁴ is an apocalyptic number.

It is an amenable number.

634444 is a deficient number, since it is larger than the sum of its proper divisors (475840).

634444 is a wasteful number, since it uses less digits than its factorization.

634444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158615 (or 158613 counting only the distinct ones).

The product of its digits is 4608, while the sum is 25.

The square root of 634444 is about 796.5199306985. The cubic root of 634444 is about 85.9272866540.

It can be divided in two parts, 63 and 4444, that multiplied together give a palindrome (279972).

The spelling of 634444 in words is "six hundred thirty-four thousand, four hundred forty-four".