133929722 has 8 divisors (see below), whose sum is σ = 201222036. Its totient is φ = 66855712.

The previous prime is 133929721. The next prime is 133929749. The reversal of 133929722 is 227929331.

It can be written as a sum of positive squares in 2 ways, for example, as 86471401 + 47458321 = 9299^2 + 6889^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (133929721) 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, 53033 + ... + 55500.

Almost surely, 2^133929722 is an apocalyptic number.

133929722 is a deficient number, since it is larger than the sum of its proper divisors (67292314).

133929722 is a wasteful number, since it uses less digits than its factorization.

133929722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109152.

The product of its digits is 40824, while the sum is 38.

The square root of 133929722 is about 11572.8009574174. The cubic root of 133929722 is about 511.6335191750.

The spelling of 133929722 in words is "one hundred thirty-three million, nine hundred twenty-nine thousand, seven hundred twenty-two".