133427404 has 12 divisors (see below), whose sum is σ = 254725128. Its totient is φ = 60648800.

The previous prime is 133427401. The next prime is 133427417. The reversal of 133427404 is 404724331.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (133427401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1516177 + ... + 1516264.

It is an arithmetic number, because the mean of its divisors is an integer number (21227094).

Almost surely, 2^133427404 is an apocalyptic number.

It is an amenable number.

133427404 is a deficient number, since it is larger than the sum of its proper divisors (121297724).

133427404 is a wasteful number, since it uses less digits than its factorization.

133427404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3032456 (or 3032454 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 28.

The square root of 133427404 is about 11551.0780449272. The cubic root of 133427404 is about 510.9930720833.

The spelling of 133427404 in words is "one hundred thirty-three million, four hundred twenty-seven thousand, four hundred four".