133203422 has 32 divisors (see below), whose sum is σ = 224864640. Its totient is φ = 58655520.

The previous prime is 133203403. The next prime is 133203439. The reversal of 133203422 is 224302331.

133203422 = 1739² + 1740² + ... + 1781².

It is a junction number, because it is equal to n+sod(n) for n = 133203394 and 133203403.

It is a congruent number.

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, 130988 + ... + 132000.

It is an arithmetic number, because the mean of its divisors is an integer number (7027020).

Almost surely, 2^133203422 is an apocalyptic number.

133203422 is a deficient number, since it is larger than the sum of its proper divisors (91661218).

133203422 is a wasteful number, since it uses less digits than its factorization.

133203422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1208.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 133203422 is about 11541.3786871413. The cubic root of 133203422 is about 510.7069805456.

Adding to 133203422 its reverse (224302331), we get a palindrome (357505753).

The spelling of 133203422 in words is "one hundred thirty-three million, two hundred three thousand, four hundred twenty-two".