133248664 has 32 divisors (see below), whose sum is σ = 260841600. Its totient is φ = 63740160.

The previous prime is 133248623. The next prime is 133248671. The reversal of 133248664 is 466842331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19054 + ... + 25090.

It is an arithmetic number, because the mean of its divisors is an integer number (8151300).

Almost surely, 2^133248664 is an apocalyptic number.

It is an amenable number.

133248664 is a deficient number, since it is larger than the sum of its proper divisors (127592936).

133248664 is a wasteful number, since it uses less digits than its factorization.

133248664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6163 (or 6159 counting only the distinct ones).

The product of its digits is 82944, while the sum is 37.

The square root of 133248664 is about 11543.3385118864. The cubic root of 133248664 is about 510.7647938497.

The spelling of 133248664 in words is "one hundred thirty-three million, two hundred forty-eight thousand, six hundred sixty-four".