2165342 has 8 divisors (see below), whose sum is σ = 3271800. Its totient is φ = 1074744.

The previous prime is 2165327. The next prime is 2165357. The reversal of 2165342 is 2435612.

It is an interprime number because it is at equal distance from previous prime (2165327) and next prime (2165357).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3617 + ... + 4172.

It is an arithmetic number, because the mean of its divisors is an integer number (408975).

2^2165342 is an apocalyptic number.

2165342 is a deficient number, since it is larger than the sum of its proper divisors (1106458).

2165342 is a wasteful number, since it uses less digits than its factorization.

2165342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7930.

The product of its digits is 1440, while the sum is 23.

The square root of 2165342 is about 1471.5101086979. The cubic root of 2165342 is about 129.3725583956.

The spelling of 2165342 in words is "two million, one hundred sixty-five thousand, three hundred forty-two".