133466672 has 10 divisors (see below), whose sum is σ = 258591708. Its totient is φ = 66733328.

The previous prime is 133466657. The next prime is 133466681. The reversal of 133466672 is 276664331.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4170818 + ... + 4170849.

Almost surely, 2^133466672 is an apocalyptic number.

It is an amenable number.

133466672 is a deficient number, since it is larger than the sum of its proper divisors (125125036).

133466672 is an equidigital number, since it uses as much as digits as its factorization.

133466672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8341675 (or 8341669 counting only the distinct ones).

The product of its digits is 108864, while the sum is 38.

The square root of 133466672 is about 11552.7776746547. Note that the first 3 decimals coincide. The cubic root of 133466672 is about 511.0431959890.

The spelling of 133466672 in words is "one hundred thirty-three million, four hundred sixty-six thousand, six hundred seventy-two".