13222176 has 96 divisors (see below), whose sum is σ = 39916800. Its totient is φ = 3790080.

The previous prime is 13222169. The next prime is 13222189. The reversal of 13222176 is 67122231.

It is a tau number, because it is divible by the number of its divisors (96).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19735 + ... + 20393.

It is an arithmetic number, because the mean of its divisors is an integer number (415800).

Almost surely, 2^13222176 is an apocalyptic number.

13222176 is a gapful number since it is divisible by the number (16) 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 13222176, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19958400).

13222176 is an abundant number, since it is smaller than the sum of its proper divisors (26694624).

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

13222176 is a wasteful number, since it uses less digits than its factorization.

13222176 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702 (or 694 counting only the distinct ones).

The product of its digits is 1008, while the sum is 24.

The square root of 13222176 is about 3636.2310157634. The cubic root of 13222176 is about 236.4654226126.

The spelling of 13222176 in words is "thirteen million, two hundred twenty-two thousand, one hundred seventy-six".