133222350 has 48 divisors (see below), whose sum is σ = 332554608. Its totient is φ = 35293440.

The previous prime is 133222321. The next prime is 133222391. The reversal of 133222350 is 53222331.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20722 + ... + 26378.

It is an arithmetic number, because the mean of its divisors is an integer number (6928221).

Almost surely, 2^133222350 is an apocalyptic number.

133222350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 133222350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166277304).

133222350 is an abundant number, since it is smaller than the sum of its proper divisors (199332258).

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

133222350 is a wasteful number, since it uses less digits than its factorization.

133222350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5829 (or 5824 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 133222350 is about 11542.1986640328. The cubic root of 133222350 is about 510.7311696236.

Adding to 133222350 its reverse (53222331), we get a palindrome (186444681).

The spelling of 133222350 in words is "one hundred thirty-three million, two hundred twenty-two thousand, three hundred fifty".