13332500 has 30 divisors (see below), whose sum is σ = 29160978. Its totient is φ = 5332000.

The previous prime is 13332499. The next prime is 13332533. The reversal of 13332500 is 523331.

It can be written as a sum of positive squares in 5 ways, for example, as 1249924 + 12082576 = 1118^2 + 3476^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 167 + ... + 5166.

Almost surely, 2^13332500 is an apocalyptic number.

13332500 is a gapful number since it is divisible by the number (10) 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 13332500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14580489).

13332500 is an abundant number, since it is smaller than the sum of its proper divisors (15828478).

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

13332500 is an equidigital number, since it uses as much as digits as its factorization.

13332500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5357 (or 5340 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 17.

The square root of 13332500 is about 3651.3696060520. The cubic root of 13332500 is about 237.1212800668.

Adding to 13332500 its reverse (523331), we get a palindrome (13855831).

The spelling of 13332500 in words is "thirteen million, three hundred thirty-two thousand, five hundred".