634288 has 20 divisors (see below), whose sum is σ = 1272240. Its totient is φ = 305984.

The previous prime is 634279. The next prime is 634301. The reversal of 634288 is 882436.

It is a happy number.

634288 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220 + ... + 1147.

It is an arithmetic number, because the mean of its divisors is an integer number (63612).

2⁶³⁴²⁸⁸ is an apocalyptic number.

It is an amenable number.

634288 is an abundant number, since it is smaller than the sum of its proper divisors (637952).

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

634288 is a wasteful number, since it uses less digits than its factorization.

634288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1404 (or 1398 counting only the distinct ones).

The product of its digits is 9216, while the sum is 31.

The square root of 634288 is about 796.4219986916. The cubic root of 634288 is about 85.9202433449.

It can be divided in two parts, 63428 and 8, that added together give a palindrome (63436).

The spelling of 634288 in words is "six hundred thirty-four thousand, two hundred eighty-eight".