878078 has 8 divisors (see below), whose sum is σ = 1327872. Its totient is φ = 435456.

The previous prime is 878077. The next prime is 878083. The reversal of 878078 is 870878.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (878077) 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, 1475 + ... + 1982.

It is an arithmetic number, because the mean of its divisors is an integer number (165984).

2⁸⁷⁸⁰⁷⁸ is an apocalyptic number.

878078 is a deficient number, since it is larger than the sum of its proper divisors (449794).

878078 is a wasteful number, since it uses less digits than its factorization.

878078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3586.

The product of its (nonzero) digits is 25088, while the sum is 38.

The square root of 878078 is about 937.0581625492. The cubic root of 878078 is about 95.7585803108.

The spelling of 878078 in words is "eight hundred seventy-eight thousand, seventy-eight".