4361863 has 4 divisors (see below), whose sum is σ = 4758408. Its totient is φ = 3965320.

The previous prime is 4361837. The next prime is 4361897. The reversal of 4361863 is 3681634.

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

It is a cyclic number.

It is not a de Polignac number, because 4361863 - 2¹⁷ = 4230791 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4361813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 198256 + ... + 198277.

It is an arithmetic number, because the mean of its divisors is an integer number (1189602).

Almost surely, 2^4361863 is an apocalyptic number.

4361863 is a deficient number, since it is larger than the sum of its proper divisors (396545).

4361863 is a wasteful number, since it uses less digits than its factorization.

4361863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396544.

The product of its digits is 10368, while the sum is 31.

The square root of 4361863 is about 2088.5073617299. The cubic root of 4361863 is about 163.3894485331.

It can be divided in two parts, 43618 and 63, that added together give a square (43681 = 209²).

The spelling of 4361863 in words is "four million, three hundred sixty-one thousand, eight hundred sixty-three".