133222342 has 16 divisors (see below), whose sum is σ = 223071552. Its totient is φ = 59146920.

The previous prime is 133222321. The next prime is 133222391. The reversal of 133222342 is 243222331.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69468 + ... + 71359.

It is an arithmetic number, because the mean of its divisors is an integer number (13941972).

Almost surely, 2^133222342 is an apocalyptic number.

133222342 is a deficient number, since it is larger than the sum of its proper divisors (89849210).

133222342 is a wasteful number, since it uses less digits than its factorization.

133222342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140883.

The product of its digits is 1728, while the sum is 22.

The square root of 133222342 is about 11542.1983174783. The cubic root of 133222342 is about 510.7311594005.

Adding to 133222342 its reverse (243222331), we get a palindrome (376444673).

The spelling of 133222342 in words is "one hundred thirty-three million, two hundred twenty-two thousand, three hundred forty-two".