133235852 has 24 divisors (see below), whose sum is σ = 239134896. Its totient is φ = 64928448.

The previous prime is 133235797. The next prime is 133235863. The reversal of 133235852 is 258532331.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31283 + ... + 35285.

It is an arithmetic number, because the mean of its divisors is an integer number (9963954).

Almost surely, 2^133235852 is an apocalyptic number.

It is an amenable number.

133235852 is a deficient number, since it is larger than the sum of its proper divisors (105899044).

133235852 is a wasteful number, since it uses less digits than its factorization.

133235852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4217 (or 4215 counting only the distinct ones).

The product of its digits is 21600, while the sum is 32.

The square root of 133235852 is about 11542.7835464415. The cubic root of 133235852 is about 510.7484231333.

The spelling of 133235852 in words is "one hundred thirty-three million, two hundred thirty-five thousand, eight hundred fifty-two".