2104650 has 48 divisors (see below), whose sum is σ = 5803200. Its totient is φ = 560880.

The previous prime is 2104643. The next prime is 2104657. The reversal of 2104650 is 564012.

It is a happy number.

2104650 is a `hidden beast` number, since 2 + 10 + 4 + 650 = 666.

It is an interprime number because it is at equal distance from previous prime (2104643) and next prime (2104657).

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

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 23 ways as a sum of consecutive naturals, for example, 571 + ... + 2129.

It is an arithmetic number, because the mean of its divisors is an integer number (120900).

2^2104650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2104650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2901600).

2104650 is an abundant number, since it is smaller than the sum of its proper divisors (3698550).

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

2104650 is a wasteful number, since it uses less digits than its factorization.

2104650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1580 (or 1569 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 2104650 is about 1450.7411898750. The cubic root of 2104650 is about 128.1523657588.

Adding to 2104650 its reverse (564012), we get a palindrome (2668662).

The spelling of 2104650 in words is "two million, one hundred four thousand, six hundred fifty".