133628392 has 16 divisors (see below), whose sum is σ = 254800800. Its totient is φ = 65681520.

The previous prime is 133628377. The next prime is 133628393. The reversal of 133628392 is 293826331.

It is not an unprimeable number, because it can be changed into a prime (133628393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141084 + ... + 142027.

It is an arithmetic number, because the mean of its divisors is an integer number (15925050).

Almost surely, 2^133628392 is an apocalyptic number.

It is an amenable number.

133628392 is a deficient number, since it is larger than the sum of its proper divisors (121172408).

133628392 is a wasteful number, since it uses less digits than its factorization.

133628392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283176 (or 283172 counting only the distinct ones).

The product of its digits is 46656, while the sum is 37.

The square root of 133628392 is about 11559.7747382897. The cubic root of 133628392 is about 511.2495210251.

The spelling of 133628392 in words is "one hundred thirty-three million, six hundred twenty-eight thousand, three hundred ninety-two".