2104342 has 8 divisors (see below), whose sum is σ = 3258432. Its totient is φ = 1018200.

The previous prime is 2104337. The next prime is 2104343. The reversal of 2104342 is 2434012.

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

It is a d-powerful number, because it can be written as 2⁵ + 1 + 0 + 4 + 3¹² + 4¹⁰ + 2¹⁹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2104343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16909 + ... + 17032.

It is an arithmetic number, because the mean of its divisors is an integer number (407304).

2^2104342 is an apocalyptic number.

2104342 is a deficient number, since it is larger than the sum of its proper divisors (1154090).

2104342 is a wasteful number, since it uses less digits than its factorization.

2104342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33974.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 2104342 is about 1450.6350333561. The cubic root of 2104342 is about 128.1461140694.

Subtracting from 2104342 its sum of digits (16), we obtain a triangular number (2104326 = T₂₀₅₁).

Adding to 2104342 its reverse (2434012), we get a palindrome (4538354).

The spelling of 2104342 in words is "two million, one hundred four thousand, three hundred forty-two".