2029946729 has 8 divisors (see below), whose sum is σ = 2071660608. Its totient is φ = 1988597520.

The previous prime is 2029946717. The next prime is 2029946741. The reversal of 2029946729 is 9276499202.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2029946717) and next prime (2029946741).

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

It is a cyclic number.

It is not a de Polignac number, because 2029946729 - 2¹² = 2029942633 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2029946759) 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 7 ways as a sum of consecutive naturals, for example, 79907 + ... + 102200.

It is an arithmetic number, because the mean of its divisors is an integer number (258957576).

Almost surely, 2^2029946729 is an apocalyptic number.

It is an amenable number.

2029946729 is a deficient number, since it is larger than the sum of its proper divisors (41713879).

2029946729 is a wasteful number, since it uses less digits than its factorization.

2029946729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182335.

The product of its (nonzero) digits is 979776, while the sum is 50.

The square root of 2029946729 is about 45054.9301297871. The cubic root of 2029946729 is about 1266.1783411816.

The spelling of 2029946729 in words is "two billion, twenty-nine million, nine hundred forty-six thousand, seven hundred twenty-nine".