2104704 has 160 divisors (see below), whose sum is σ = 7405200. Its totient is φ = 580608.

The previous prime is 2104703. The next prime is 2104717. The reversal of 2104704 is 4074012.

It is a happy number.

2104704 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

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 (2104703) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 72562 + ... + 72590.

2^2104704 is an apocalyptic number.

2104704 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2104704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3702600).

2104704 is an abundant number, since it is smaller than the sum of its proper divisors (5300496).

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

2104704 is an equidigital number, since it uses as much as digits as its factorization.

2104704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62 (or 41 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 18.

The square root of 2104704 is about 1450.7598009319. The cubic root of 2104704 is about 128.1534617714.

Adding to 2104704 its reverse (4074012), we get a palindrome (6178716).

The spelling of 2104704 in words is "two million, one hundred four thousand, seven hundred four".