874863 has 12 divisors (see below), whose sum is σ = 1378728. Its totient is φ = 530160.

The previous prime is 874859. The next prime is 874873. The reversal of 874863 is 368478.

It is not a de Polignac number, because 874863 - 2² = 874859 is a prime.

874863 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (874813) 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 in 11 ways as a sum of consecutive naturals, for example, 4320 + ... + 4517.

It is an arithmetic number, because the mean of its divisors is an integer number (114894).

2⁸⁷⁴⁸⁶³ is an apocalyptic number.

874863 is a deficient number, since it is larger than the sum of its proper divisors (503865).

874863 is a wasteful number, since it uses less digits than its factorization.

874863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8854 (or 8851 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 874863 is about 935.3411142466. The cubic root of 874863 is about 95.6415670386.

It can be divided in two parts, 87 and 4863, that added together give a triangular number (4950 = T₉₉).

The spelling of 874863 in words is "eight hundred seventy-four thousand, eight hundred sixty-three".