133026224 has 40 divisors (see below), whose sum is σ = 274201200. Its totient is φ = 62302208.

The previous prime is 133026217. The next prime is 133026233. The reversal of 133026224 is 422620331.

It is a self number, because there is not a number n which added to its sum of digits gives 133026224.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62327 + ... + 64425.

It is an arithmetic number, because the mean of its divisors is an integer number (6855030).

Almost surely, 2^133026224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133026224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137100600).

133026224 is an abundant number, since it is smaller than the sum of its proper divisors (141174976).

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

133026224 is a wasteful number, since it uses less digits than its factorization.

133026224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2357 (or 2351 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 133026224 is about 11533.6994932242. The cubic root of 133026224 is about 510.4804187643.

Adding to 133026224 its reverse (422620331), we get a palindrome (555646555).

The spelling of 133026224 in words is "one hundred thirty-three million, twenty-six thousand, two hundred twenty-four".