133524222 has 64 divisors (see below), whose sum is σ = 307831104. Its totient is φ = 38246400.

The previous prime is 133524203. The next prime is 133524247. The reversal of 133524222 is 222425331.

It is a junction number, because it is equal to n+sod(n) for n = 133524192 and 133524201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 133428 + ... + 134424.

It is an arithmetic number, because the mean of its divisors is an integer number (4809861).

Almost surely, 2^133524222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133524222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153915552).

133524222 is an abundant number, since it is smaller than the sum of its proper divisors (174306882).

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

133524222 is a wasteful number, since it uses less digits than its factorization.

133524222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1133.

The product of its digits is 2880, while the sum is 24.

The square root of 133524222 is about 11555.2681492036. The cubic root of 133524222 is about 511.1166383180.

Adding to 133524222 its reverse (222425331), we get a palindrome (355949553).

The spelling of 133524222 in words is "one hundred thirty-three million, five hundred twenty-four thousand, two hundred twenty-two".