133673396 has 12 divisors (see below), whose sum is σ = 234080448. Its totient is φ = 66793272.

The previous prime is 133673389. The next prime is 133673429. The reversal of 133673396 is 693376331.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3356 + ... + 16691.

It is an arithmetic number, because the mean of its divisors is an integer number (19506704).

Almost surely, 2^133673396 is an apocalyptic number.

It is an amenable number.

133673396 is a deficient number, since it is larger than the sum of its proper divisors (100407052).

133673396 is a wasteful number, since it uses less digits than its factorization.

133673396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21718 (or 21716 counting only the distinct ones).

The product of its digits is 183708, while the sum is 41.

The square root of 133673396 is about 11561.7211521469. The cubic root of 133673396 is about 511.3069082580.

The spelling of 133673396 in words is "one hundred thirty-three million, six hundred seventy-three thousand, three hundred ninety-six".