133477208 has 16 divisors (see below), whose sum is σ = 250870560. Its totient is φ = 66578400.

The previous prime is 133477193. The next prime is 133477237. The reversal of 133477208 is 802774331.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

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, 16448 + ... + 23183.

It is an arithmetic number, because the mean of its divisors is an integer number (15679410).

Almost surely, 2^133477208 is an apocalyptic number.

It is an amenable number.

133477208 is a deficient number, since it is larger than the sum of its proper divisors (117393352).

133477208 is a wasteful number, since it uses less digits than its factorization.

133477208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40058 (or 40054 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 35.

The square root of 133477208 is about 11553.2336598893. The cubic root of 133477208 is about 511.0566430649.

The spelling of 133477208 in words is "one hundred thirty-three million, four hundred seventy-seven thousand, two hundred eight".