633798 has 48 divisors (see below), whose sum is σ = 1564080. Its totient is φ = 190080.

The previous prime is 633797. The next prime is 633799. The reversal of 633798 is 897336.

It is an interprime number because it is at equal distance from previous prime (633797) and next prime (633799).

It is a d-powerful number, because it can be written as 6⁷ + 3¹⁰ + 7⁶ + 3¹¹ + 9 + 8 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (633791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6486 + ... + 6582.

It is an arithmetic number, because the mean of its divisors is an integer number (32585).

2⁶³³⁷⁹⁸ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 633798, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (782040).

633798 is an abundant number, since it is smaller than the sum of its proper divisors (930282).

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

633798 is a wasteful number, since it uses less digits than its factorization.

633798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130 (or 113 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The square root of 633798 is about 796.1143133998. The cubic root of 633798 is about 85.8981126172.

It can be divided in two parts, 633 and 798, that added together give a triangular number (1431 = T₅₃).

The spelling of 633798 in words is "six hundred thirty-three thousand, seven hundred ninety-eight".