2104736 has 48 divisors (see below), whose sum is σ = 4531464. Its totient is φ = 958464.

The previous prime is 2104727. The next prime is 2104741. The reversal of 2104736 is 6374012.

It can be written as a sum of positive squares in 4 ways, for example, as 2085136 + 19600 = 1444^2 + 140^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 28796 + ... + 28868.

2^2104736 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2104736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2265732).

2104736 is an abundant number, since it is smaller than the sum of its proper divisors (2426728).

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

2104736 is a wasteful number, since it uses less digits than its factorization.

2104736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153 (or 145 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 2104736 is about 1450.7708295937. The cubic root of 2104736 is about 128.1541112515.

Adding to 2104736 its reverse (6374012), we get a palindrome (8478748).

The spelling of 2104736 in words is "two million, one hundred four thousand, seven hundred thirty-six".