13453332 has 48 divisors (see below), whose sum is σ = 33015360. Its totient is φ = 4257792.

The previous prime is 13453313. The next prime is 13453337. The reversal of 13453332 is 23335431.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13453337) 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, 23028 + ... + 23604.

It is an arithmetic number, because the mean of its divisors is an integer number (687820).

Almost surely, 2^13453332 is an apocalyptic number.

13453332 is a gapful number since it is divisible by the number (12) 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 13453332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16507680).

13453332 is an abundant number, since it is smaller than the sum of its proper divisors (19562028).

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

13453332 is a wasteful number, since it uses less digits than its factorization.

13453332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 680 (or 678 counting only the distinct ones).

The product of its digits is 3240, while the sum is 24.

The square root of 13453332 is about 3667.8784058363. The cubic root of 13453332 is about 237.8354675742.

Adding to 13453332 its reverse (23335431), we get a palindrome (36788763).

The spelling of 13453332 in words is "thirteen million, four hundred fifty-three thousand, three hundred thirty-two".