2901729 has 8 divisors (see below), whose sum is σ = 3892032. Its totient is φ = 1922960.

The previous prime is 2901721. The next prime is 2901739. The reversal of 2901729 is 9271092.

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 2901729 - 2³ = 2901721 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2901696 and 2901705.

It is not an unprimeable number, because it can be changed into a prime (2901721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2277 + ... + 3314.

It is an arithmetic number, because the mean of its divisors is an integer number (486504).

2^2901729 is an apocalyptic number.

It is an amenable number.

2901729 is a deficient number, since it is larger than the sum of its proper divisors (990303).

2901729 is a wasteful number, since it uses less digits than its factorization.

2901729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5767.

The product of its (nonzero) digits is 2268, while the sum is 30.

The square root of 2901729 is about 1703.4462128286. The cubic root of 2901729 is about 142.6326496425.

The spelling of 2901729 in words is "two million, nine hundred one thousand, seven hundred twenty-nine".