2730117 has 8 divisors (see below), whose sum is σ = 3920224. Its totient is φ = 1680048.

The previous prime is 2730109. The next prime is 2730121. The reversal of 2730117 is 7110372.

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

It is not a de Polignac number, because 2730117 - 2³ = 2730109 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2730093 and 2730102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2730157) 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, 34963 + ... + 35040.

It is an arithmetic number, because the mean of its divisors is an integer number (490028).

2^2730117 is an apocalyptic number.

It is an amenable number.

2730117 is a deficient number, since it is larger than the sum of its proper divisors (1190107).

2730117 is a wasteful number, since it uses less digits than its factorization.

2730117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70019.

The product of its (nonzero) digits is 294, while the sum is 21.

The square root of 2730117 is about 1652.3065696172. The cubic root of 2730117 is about 139.7634952507.

Adding to 2730117 its reverse (7110372), we get a palindrome (9840489).

The spelling of 2730117 in words is "two million, seven hundred thirty thousand, one hundred seventeen".