4840641 has 20 divisors (see below), whose sum is σ = 7789012. Its totient is φ = 2978208.

The previous prime is 4840637. The next prime is 4840657. The reversal of 4840641 is 1460484.

It can be written as a sum of positive squares in 2 ways, for example, as 518400 + 4322241 = 720^2 + 2079^2 .

It is not a de Polignac number, because 4840641 - 2² = 4840637 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4840601) by changing a digit.

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 19 ways as a sum of consecutive naturals, for example, 1246 + ... + 3351.

Almost surely, 2^4840641 is an apocalyptic number.

It is an amenable number.

4840641 is a deficient number, since it is larger than the sum of its proper divisors (2948371).

4840641 is a wasteful number, since it uses less digits than its factorization.

4840641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4622 (or 4613 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 4840641 is about 2200.1456769950. The cubic root of 4840641 is about 169.1612782977.

The spelling of 4840641 in words is "four million, eight hundred forty thousand, six hundred forty-one".