2404720 has 20 divisors (see below), whose sum is σ = 5591160. Its totient is φ = 961856.

The previous prime is 2404687. The next prime is 2404723. The reversal of 2404720 is 274042.

2404720 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2404723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14950 + ... + 15109.

It is an arithmetic number, because the mean of its divisors is an integer number (279558).

2^2404720 is an apocalyptic number.

2404720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2404720 is an abundant number, since it is smaller than the sum of its proper divisors (3186440).

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

2404720 is a wasteful number, since it uses less digits than its factorization.

2404720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30072 (or 30066 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 19.

The square root of 2404720 is about 1550.7159636761. The cubic root of 2404720 is about 133.9743026389.

Adding to 2404720 its reverse (274042), we get a palindrome (2678762).

The spelling of 2404720 in words is "two million, four hundred four thousand, seven hundred twenty".