133678304 has 12 divisors (see below), whose sum is σ = 263179224. Its totient is φ = 66839136.

The previous prime is 133678297. The next prime is 133678309. The reversal of 133678304 is 403876331.

It is a happy number.

133678304 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133678309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2088692 + ... + 2088755.

It is an arithmetic number, because the mean of its divisors is an integer number (21931602).

Almost surely, 2^133678304 is an apocalyptic number.

It is an amenable number.

133678304 is a deficient number, since it is larger than the sum of its proper divisors (129500920).

133678304 is an equidigital number, since it uses as much as digits as its factorization.

133678304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4177457 (or 4177449 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 133678304 is about 11561.9334023337. The cubic root of 133678304 is about 511.3131659569.

The spelling of 133678304 in words is "one hundred thirty-three million, six hundred seventy-eight thousand, three hundred four".