13322000 has 40 divisors (see below), whose sum is σ = 32217432. Its totient is φ = 5328000.

The previous prime is 13321993. The next prime is 13322003. The reversal of 13322000 is 22331.

It can be written as a sum of positive squares in 4 ways, for example, as 43264 + 13278736 = 208^2 + 3644^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13322003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1331 + ... + 5330.

Almost surely, 2^13322000 is an apocalyptic number.

13322000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13322000 is an abundant number, since it is smaller than the sum of its proper divisors (18895432).

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

13322000 is an equidigital number, since it uses as much as digits as its factorization.

13322000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6684 (or 6668 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 13322000 is about 3649.9315062067. The cubic root of 13322000 is about 237.0590154920.

Adding to 13322000 its reverse (22331), we get a palindrome (13344331).

The spelling of 13322000 in words is "thirteen million, three hundred twenty-two thousand".