2942165 has 4 divisors (see below), whose sum is σ = 3530604. Its totient is φ = 2353728.

The previous prime is 2942161. The next prime is 2942221. The reversal of 2942165 is 5612492.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2316484 + 625681 = 1522^2 + 791^2 .

It is a cyclic number.

It is not a de Polignac number, because 2942165 - 2² = 2942161 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2942161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 294212 + ... + 294221.

It is an arithmetic number, because the mean of its divisors is an integer number (882651).

2^2942165 is an apocalyptic number.

It is an amenable number.

2942165 is a deficient number, since it is larger than the sum of its proper divisors (588439).

2942165 is an equidigital number, since it uses as much as digits as its factorization.

2942165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 588438.

The product of its digits is 4320, while the sum is 29.

The square root of 2942165 is about 1715.2740305852. The cubic root of 2942165 is about 143.2921310573.

The spelling of 2942165 in words is "two million, nine hundred forty-two thousand, one hundred sixty-five".