635244 has 12 divisors (see below), whose sum is σ = 1482264. Its totient is φ = 211744.

The previous prime is 635207. The next prime is 635249. The reversal of 635244 is 442536.

635244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a d-powerful number, because it can be written as 6² + 3³ + 2¹⁹ + 5⁷ + 4⁷ + 4⁷ .

It is not an unprimeable number, because it can be changed into a prime (635249) 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, 26457 + ... + 26480.

It is an arithmetic number, because the mean of its divisors is an integer number (123522).

2⁶³⁵²⁴⁴ is an apocalyptic number.

It is an amenable number.

635244 is an abundant number, since it is smaller than the sum of its proper divisors (847020).

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

635244 is a wasteful number, since it uses less digits than its factorization.

635244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52944 (or 52942 counting only the distinct ones).

The product of its digits is 2880, while the sum is 24.

The square root of 635244 is about 797.0219570376. The cubic root of 635244 is about 85.9633880574.

The spelling of 635244 in words is "six hundred thirty-five thousand, two hundred forty-four".