2663232 has 112 divisors (see below), whose sum is σ = 8363712. Its totient is φ = 737280.

The previous prime is 2663231. The next prime is 2663251. The reversal of 2663232 is 2323662.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is a d-powerful number, because it can be written as 2⁹ + 6² + 6⁴ + 3³ + 2¹⁵ + 3¹² + 2²¹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2663231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27408 + ... + 27504.

It is an arithmetic number, because the mean of its divisors is an integer number (74676).

2^2663232 is an apocalyptic number.

2663232 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2663232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4181856).

2663232 is an abundant number, since it is smaller than the sum of its proper divisors (5700480).

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

2663232 is a wasteful number, since it uses less digits than its factorization.

2663232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136 (or 126 counting only the distinct ones).

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

The square root of 2663232 is about 1631.9411754104. The cubic root of 2663232 is about 138.6126926693.

Adding to 2663232 its reverse (2323662), we get a palindrome (4986894).

The spelling of 2663232 in words is "two million, six hundred sixty-three thousand, two hundred thirty-two".