17133228 has 96 divisors (see below), whose sum is σ = 51448320. Its totient is φ = 4829760.

The previous prime is 17133227. The next prime is 17133241. The reversal of 17133228 is 82233171.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (17133227) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 98950 + ... + 99122.

It is an arithmetic number, because the mean of its divisors is an integer number (535920).

Almost surely, 2^17133228 is an apocalyptic number.

17133228 is a gapful number since it is divisible by the number (18) 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 17133228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25724160).

17133228 is an abundant number, since it is smaller than the sum of its proper divisors (34315092).

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

17133228 is a wasteful number, since it uses less digits than its factorization.

17133228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324 (or 316 counting only the distinct ones).

The product of its digits is 2016, while the sum is 27.

The square root of 17133228 is about 4139.2303632439. The cubic root of 17133228 is about 257.7981113953.

Adding to 17133228 its reverse (82233171), we get a palindrome (99366399).

The spelling of 17133228 in words is "seventeen million, one hundred thirty-three thousand, two hundred twenty-eight".