133735672 has 32 divisors (see below), whose sum is σ = 289807200. Its totient is φ = 56669184.

The previous prime is 133735669. The next prime is 133735687. The reversal of 133735672 is 276537331.

133735672 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 8433 + ... + 18400.

It is an arithmetic number, because the mean of its divisors is an integer number (9056475).

Almost surely, 2^133735672 is an apocalyptic number.

It is an amenable number.

133735672 is an abundant number, since it is smaller than the sum of its proper divisors (156071528).

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

133735672 is a wasteful number, since it uses less digits than its factorization.

133735672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26935 (or 26931 counting only the distinct ones).

The product of its digits is 79380, while the sum is 37.

The square root of 133735672 is about 11564.4140361715. The cubic root of 133735672 is about 511.3862987884.

The spelling of 133735672 in words is "one hundred thirty-three million, seven hundred thirty-five thousand, six hundred seventy-two".