2104326 has 64 divisors (see below), whose sum is σ = 5644800. Its totient is φ = 567648.

The previous prime is 2104313. The next prime is 2104337. The reversal of 2104326 is 6234012.

It is a happy number.

2104326 is a nontrivial binomial coefficient, being equal to C(2052, 2).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a d-powerful number, because it can be written as 2⁹ + 1 + 0 + 4³ + 3⁸ + 2²¹ + 6² .

It is a junction number, because it is equal to n+sod(n) for n = 2104299 and 2104308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7036 + ... + 7328.

It is an arithmetic number, because the mean of its divisors is an integer number (88200).

2^2104326 is an apocalyptic number.

2104326 is the 2051-st triangular number and also the 1026-th hexagonal number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2104326, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2822400).

2104326 is an abundant number, since it is smaller than the sum of its proper divisors (3540474).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2104326 is a wasteful number, since it uses less digits than its factorization.

2104326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330 (or 324 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2104326 is about 1450.6295185195. The cubic root of 2104326 is about 128.1457892897.

Adding to 2104326 its reverse (6234012), we get a palindrome (8338338).

The spelling of 2104326 in words is "two million, one hundred four thousand, three hundred twenty-six".