133473908 has 12 divisors (see below), whose sum is σ = 233769312. Its totient is φ = 66682680.

The previous prime is 133473887. The next prime is 133473913. The reversal of 133473908 is 809374331.

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, 7760 + ... + 18087.

It is an arithmetic number, because the mean of its divisors is an integer number (19480776).

Almost surely, 2^133473908 is an apocalyptic number.

It is an amenable number.

133473908 is a deficient number, since it is larger than the sum of its proper divisors (100295404).

133473908 is a wasteful number, since it uses less digits than its factorization.

133473908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27142 (or 27140 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 133473908 is about 11553.0908418483. The cubic root of 133473908 is about 511.0524313576.

The spelling of 133473908 in words is "one hundred thirty-three million, four hundred seventy-three thousand, nine hundred eight".