878374 has 12 divisors (see below), whose sum is σ = 1532844. Its totient is φ = 376404.

The previous prime is 878359. The next prime is 878377. The reversal of 878374 is 473878.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (878377) 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 5 ways as a sum of consecutive naturals, for example, 4384 + ... + 4579.

It is an arithmetic number, because the mean of its divisors is an integer number (127737).

2⁸⁷⁸³⁷⁴ is an apocalyptic number.

878374 is a deficient number, since it is larger than the sum of its proper divisors (654470).

878374 is a wasteful number, since it uses less digits than its factorization.

878374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8979 (or 8972 counting only the distinct ones).

The product of its digits is 37632, while the sum is 37.

The square root of 878374 is about 937.2160903442. The cubic root of 878374 is about 95.7693391710.

Subtracting from 878374 its reverse (473878), we obtain a square (404496 = 636²).

The spelling of 878374 in words is "eight hundred seventy-eight thousand, three hundred seventy-four".