2403960 has 128 divisors (see below), whose sum is σ = 8225280. Its totient is φ = 557568.

The previous prime is 2403959. The next prime is 2403971. The reversal of 2403960 is 693042.

2403960 is digitally balanced in base 2, 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 (24).

2403960 is a modest number, since divided by 3960 gives 240 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 2403960.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35847 + ... + 35913.

It is an arithmetic number, because the mean of its divisors is an integer number (64260).

2^2403960 is an apocalyptic number.

2403960 is a gapful number since it is divisible by the number (20) 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 2403960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4112640).

2403960 is an abundant number, since it is smaller than the sum of its proper divisors (5821320).

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

2403960 is a wasteful number, since it uses less digits than its factorization.

2403960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117 (or 113 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 2403960 is about 1550.4708962119. The cubic root of 2403960 is about 133.9601871773.

The spelling of 2403960 in words is "two million, four hundred three thousand, nine hundred sixty".