2104655 has 8 divisors (see below), whose sum is σ = 2886432. Its totient is φ = 1443168.

The previous prime is 2104643. The next prime is 2104657. The reversal of 2104655 is 5564012.

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

It is a cyclic number.

It is not a de Polignac number, because 2104655 - 2⁶ = 2104591 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2104655.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2104657) 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, 30032 + ... + 30101.

It is an arithmetic number, because the mean of its divisors is an integer number (360804).

2^2104655 is an apocalyptic number.

2104655 is a deficient number, since it is larger than the sum of its proper divisors (781777).

2104655 is an equidigital number, since it uses as much as digits as its factorization.

2104655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60145.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 2104655 is about 1450.7429131311. The cubic root of 2104655 is about 128.1524672423.

Adding to 2104655 its reverse (5564012), we get a palindrome (7668667).

The spelling of 2104655 in words is "two million, one hundred four thousand, six hundred fifty-five".