133222604 has 24 divisors (see below), whose sum is σ = 247195200. Its totient is φ = 62646480.

The previous prime is 133222603. The next prime is 133222627. The reversal of 133222604 is 406222331.

It is a self number, because there is not a number n which added to its sum of digits gives 133222604.

It is not an unprimeable number, because it can be changed into a prime (133222603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4259 + ... + 16869.

It is an arithmetic number, because the mean of its divisors is an integer number (10299800).

Almost surely, 2^133222604 is an apocalyptic number.

It is an amenable number.

133222604 is a deficient number, since it is larger than the sum of its proper divisors (113972596).

133222604 is a wasteful number, since it uses less digits than its factorization.

133222604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12773 (or 12771 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 133222604 is about 11542.2096671305. The cubic root of 133222604 is about 510.7314942079.

Adding to 133222604 its reverse (406222331), we get a palindrome (539444935).

The spelling of 133222604 in words is "one hundred thirty-three million, two hundred twenty-two thousand, six hundred four".