2104646 has 16 divisors (see below), whose sum is σ = 3302640. Its totient is φ = 1004640.

The previous prime is 2104643. The next prime is 2104657. The reversal of 2104646 is 6464012.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2104643) 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, 7460 + ... + 7736.

It is an arithmetic number, because the mean of its divisors is an integer number (206415).

2^2104646 is an apocalyptic number.

2104646 is a deficient number, since it is larger than the sum of its proper divisors (1197994).

2104646 is a wasteful number, since it uses less digits than its factorization.

2104646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 2104646 is about 1450.7398112687. The cubic root of 2104646 is about 128.1522845720.

Adding to 2104646 its reverse (6464012), we get a palindrome (8568658).

The spelling of 2104646 in words is "two million, one hundred four thousand, six hundred forty-six".