2729017 has 2 divisors, whose sum is σ = 2729018. Its totient is φ = 2729016.

The previous prime is 2729003. The next prime is 2729029. The reversal of 2729017 is 7109272.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2509056 + 219961 = 1584^2 + 469^2 .

It is a cyclic number.

It is not a de Polignac number, because 2729017 - 2⁷ = 2728889 is a prime.

It is a super-3 number, since 3×2729017³ = 60973338932571143739, which contains 333 as substring.

2729017 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (2729087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1364508 + 1364509.

It is an arithmetic number, because the mean of its divisors is an integer number (1364509).

2^2729017 is an apocalyptic number.

It is an amenable number.

2729017 is a deficient number, since it is larger than the sum of its proper divisors (1).

2729017 is an equidigital number, since it uses as much as digits as its factorization.

2729017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1764, while the sum is 28.

The square root of 2729017 is about 1651.9736680710. The cubic root of 2729017 is about 139.7447218798.

The spelling of 2729017 in words is "two million, seven hundred twenty-nine thousand, seventeen".