133896008 has 8 divisors (see below), whose sum is σ = 251055030. Its totient is φ = 66948000.

The previous prime is 133895981. The next prime is 133896011. The reversal of 133896008 is 800698331.

It can be written as a sum of positive squares in only one way, i.e., 76772644 + 57123364 = 8762^2 + 7558^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8368493 + ... + 8368508.

Almost surely, 2^133896008 is an apocalyptic number.

It is an amenable number.

133896008 is a deficient number, since it is larger than the sum of its proper divisors (117159022).

133896008 is a wasteful number, since it uses less digits than its factorization.

133896008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16737007 (or 16737003 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 133896008 is about 11571.3442607158. The cubic root of 133896008 is about 511.5905845677.

The spelling of 133896008 in words is "one hundred thirty-three million, eight hundred ninety-six thousand, eight".