4261863 has 4 divisors (see below), whose sum is σ = 5682488. Its totient is φ = 2841240.

The previous prime is 4261853. The next prime is 4261867. The reversal of 4261863 is 3681624.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4261863 - 2⁹ = 4261351 is a prime.

It is a D-number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4261863.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4261867) 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 3 ways as a sum of consecutive naturals, for example, 710308 + ... + 710313.

It is an arithmetic number, because the mean of its divisors is an integer number (1420622).

Almost surely, 2^4261863 is an apocalyptic number.

4261863 is a deficient number, since it is larger than the sum of its proper divisors (1420625).

4261863 is a wasteful number, since it uses less digits than its factorization.

4261863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1420624.

The product of its digits is 6912, while the sum is 30.

The square root of 4261863 is about 2064.4280079480. The cubic root of 4261863 is about 162.1311618767.

The spelling of 4261863 in words is "four million, two hundred sixty-one thousand, eight hundred sixty-three".