4840387 has 2 divisors, whose sum is σ = 4840388. Its totient is φ = 4840386.

The previous prime is 4840379. The next prime is 4840399. The reversal of 4840387 is 7830484.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4840387 - 2³ = 4840379 is a prime.

It is not a weakly prime, because it can be changed into another prime (4840357) 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 as a sum of consecutive naturals, namely, 2420193 + 2420194.

It is an arithmetic number, because the mean of its divisors is an integer number (2420194).

Almost surely, 2^4840387 is an apocalyptic number.

4840387 is a deficient number, since it is larger than the sum of its proper divisors (1).

4840387 is an equidigital number, since it uses as much as digits as its factorization.

4840387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21504, while the sum is 34.

The square root of 4840387 is about 2200.0879527873. The cubic root of 4840387 is about 169.1583194805.

It can be divided in two parts, 4840 and 387, that multiplied together give a triangular number (1873080 = T₁₉₃₅).

The spelling of 4840387 in words is "four million, eight hundred forty thousand, three hundred eighty-seven".