2402863 has 4 divisors (see below), whose sum is σ = 2418928. Its totient is φ = 2386800.

The previous prime is 2402857. The next prime is 2402867. The reversal of 2402863 is 3682042.

It is a happy number.

2402863 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2402863 - 2¹⁷ = 2271791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2402867) 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, 7806 + ... + 8107.

It is an arithmetic number, because the mean of its divisors is an integer number (604732).

2^2402863 is an apocalyptic number.

2402863 is a deficient number, since it is larger than the sum of its proper divisors (16065).

2402863 is a wasteful number, since it uses less digits than its factorization.

2402863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16064.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 2402863 is about 1550.1170923514. The cubic root of 2402863 is about 133.9398073756.

The spelling of 2402863 in words is "two million, four hundred two thousand, eight hundred sixty-three".