663234 has 32 divisors (see below), whose sum is σ = 1560384. Its totient is φ = 185280.

The previous prime is 663209. The next prime is 663239. The reversal of 663234 is 432366.

It is a d-powerful number, because it can be written as 6 + 6³ + 2¹⁷ + 3⁵ + 3¹² + 4⁴ .

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (663239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 472 + ... + 1244.

It is an arithmetic number, because the mean of its divisors is an integer number (48762).

2⁶⁶³²³⁴ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 663234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (780192).

663234 is an abundant number, since it is smaller than the sum of its proper divisors (897150).

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

663234 is a wasteful number, since it uses less digits than its factorization.

663234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 802.

The product of its digits is 2592, while the sum is 24.

The square root of 663234 is about 814.3917976011. The cubic root of 663234 is about 87.2078528685.

It can be divided in two parts, 6632 and 34, that added together give a palindrome (6666).

The spelling of 663234 in words is "six hundred sixty-three thousand, two hundred thirty-four".