2729122736 has 10 divisors (see below), whose sum is σ = 5287675332. Its totient is φ = 1364561360.

The previous prime is 2729122681. The next prime is 2729122769. The reversal of 2729122736 is 6372219272.

It is a super-2 number, since 2×2729122736² = 14896221816304251392, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2729122693 and 2729122702.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85285070 + ... + 85285101.

Almost surely, 2^2729122736 is an apocalyptic number.

It is an amenable number.

2729122736 is a deficient number, since it is larger than the sum of its proper divisors (2558552596).

2729122736 is a wasteful number, since it uses less digits than its factorization.

2729122736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170570179 (or 170570173 counting only the distinct ones).

The product of its digits is 127008, while the sum is 41.

The square root of 2729122736 is about 52241.0062690220. The cubic root of 2729122736 is about 1397.4652666357.

The spelling of 2729122736 in words is "two billion, seven hundred twenty-nine million, one hundred twenty-two thousand, seven hundred thirty-six".