133793432 has 16 divisors (see below), whose sum is σ = 251114640. Its totient is φ = 66829536.

The previous prime is 133793423. The next prime is 133793437. The reversal of 133793432 is 234397331.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 133793392 and 133793401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133793437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 638 + ... + 16370.

It is an arithmetic number, because the mean of its divisors is an integer number (15694665).

Almost surely, 2^133793432 is an apocalyptic number.

It is an amenable number.

133793432 is a deficient number, since it is larger than the sum of its proper divisors (117321208).

133793432 is a wasteful number, since it uses less digits than its factorization.

133793432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16802 (or 16798 counting only the distinct ones).

The product of its digits is 40824, while the sum is 35.

The square root of 133793432 is about 11566.9110829123. The cubic root of 133793432 is about 511.4599102160.

The spelling of 133793432 in words is "one hundred thirty-three million, seven hundred ninety-three thousand, four hundred thirty-two".