4153840 has 40 divisors (see below), whose sum is σ = 9753840. Its totient is φ = 1645056.

The previous prime is 4153829. The next prime is 4153841. The reversal of 4153840 is 483514.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4153841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10771 + ... + 11149.

It is an arithmetic number, because the mean of its divisors is an integer number (243846).

Almost surely, 2^4153840 is an apocalyptic number.

4153840 is a gapful number since it is divisible by the number (40) 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 4153840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4876920).

4153840 is an abundant number, since it is smaller than the sum of its proper divisors (5600000).

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

4153840 is a wasteful number, since it uses less digits than its factorization.

4153840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529 (or 523 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 4153840 is about 2038.0971517570. The cubic root of 4153840 is about 160.7496075685.

The spelling of 4153840 in words is "four million, one hundred fifty-three thousand, eight hundred forty".