133406046 has 48 divisors (see below), whose sum is σ = 298181520. Its totient is φ = 43079040.

The previous prime is 133406041. The next prime is 133406047. The reversal of 133406046 is 640604331.

133406046 is a `hidden beast` number, since 13 + 3 + 40 + 604 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133406041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 119740 + ... + 120848.

It is an arithmetic number, because the mean of its divisors is an integer number (6212115).

Almost surely, 2^133406046 is an apocalyptic number.

133406046 is an abundant number, since it is smaller than the sum of its proper divisors (164775474).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133406046 is a wasteful number, since it uses less digits than its factorization.

133406046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1321 (or 1318 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 133406046 is about 11550.1535054734. The cubic root of 133406046 is about 510.9658053898.

The spelling of 133406046 in words is "one hundred thirty-three million, four hundred six thousand, forty-six".