2133729232 has 20 divisors (see below), whose sum is σ = 4175035236. Its totient is φ = 1056300800.

The previous prime is 2133729217. The next prime is 2133729233. The reversal of 2133729232 is 2329273312.

It can be written as a sum of positive squares in 2 ways, for example, as 2033649216 + 100080016 = 45096^2 + 10004^2 .

It is a super-3 number, since 3×2133729232³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133729233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 658573 + ... + 661804.

Almost surely, 2^2133729232 is an apocalyptic number.

It is an amenable number.

2133729232 is a deficient number, since it is larger than the sum of its proper divisors (2041306004).

2133729232 is a wasteful number, since it uses less digits than its factorization.

2133729232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1320486 (or 1320480 counting only the distinct ones).

The product of its digits is 27216, while the sum is 34.

The square root of 2133729232 is about 46192.3070651380. The cubic root of 2133729232 is about 1287.3988070404.

The spelling of 2133729232 in words is "two billion, one hundred thirty-three million, seven hundred twenty-nine thousand, two hundred thirty-two".