133022244 has 48 divisors (see below), whose sum is σ = 315165312. Its totient is φ = 43663872.

The previous prime is 133022237. The next prime is 133022251. The reversal of 133022244 is 442220331.

It is an interprime number because it is at equal distance from previous prime (133022237) and next prime (133022251).

It is a self number, because there is not a number n which added to its sum of digits gives 133022244.

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, 356442 + ... + 356814.

It is an arithmetic number, because the mean of its divisors is an integer number (6565944).

Almost surely, 2^133022244 is an apocalyptic number.

It is an amenable number.

133022244 is an abundant number, since it is smaller than the sum of its proper divisors (182143068).

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

133022244 is a wasteful number, since it uses less digits than its factorization.

133022244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 756 (or 754 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 133022244 is about 11533.5269540588. The cubic root of 133022244 is about 510.4753277071.

Adding to 133022244 its reverse (442220331), we get a palindrome (575242575).

The spelling of 133022244 in words is "one hundred thirty-three million, twenty-two thousand, two hundred forty-four".