133729774 has 16 divisors (see below), whose sum is σ = 210660768. Its totient is φ = 63546912.

The previous prime is 133729763. The next prime is 133729781. The reversal of 133729774 is 477927331.

It is a self number, because there is not a number n which added to its sum of digits gives 133729774.

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, 2037 + ... + 16480.

It is an arithmetic number, because the mean of its divisors is an integer number (13166298).

Almost surely, 2^133729774 is an apocalyptic number.

133729774 is a deficient number, since it is larger than the sum of its proper divisors (76930994).

133729774 is a wasteful number, since it uses less digits than its factorization.

133729774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18699.

The product of its digits is 222264, while the sum is 43.

The square root of 133729774 is about 11564.1590269245. The cubic root of 133729774 is about 511.3787809718.

The spelling of 133729774 in words is "one hundred thirty-three million, seven hundred twenty-nine thousand, seven hundred seventy-four".