133570672 has 20 divisors (see below), whose sum is σ = 262071520. Its totient is φ = 65939328.

The previous prime is 133570651. The next prime is 133570673. The reversal of 133570672 is 276075331.

It is a super-2 number, since 2×133570672² = 35682248837063168, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133570673) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 51573 + ... + 54100.

It is an arithmetic number, because the mean of its divisors is an integer number (13103576).

Almost surely, 2^133570672 is an apocalyptic number.

It is an amenable number.

133570672 is a deficient number, since it is larger than the sum of its proper divisors (128500848).

133570672 is a wasteful number, since it uses less digits than its factorization.

133570672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105760 (or 105754 counting only the distinct ones).

The product of its (nonzero) digits is 26460, while the sum is 34.

The square root of 133570672 is about 11557.2778801931. The cubic root of 133570672 is about 511.1759000135.

The spelling of 133570672 in words is "one hundred thirty-three million, five hundred seventy thousand, six hundred seventy-two".