878755 has 8 divisors (see below), whose sum is σ = 1061424. Its totient is φ = 698400.

The previous prime is 878749. The next prime is 878777. The reversal of 878755 is 557878.

878755 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 878755 - 2¹⁵ = 845987 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 420 + ... + 1390.

It is an arithmetic number, because the mean of its divisors is an integer number (132678).

2⁸⁷⁸⁷⁵⁵ is an apocalyptic number.

878755 is a deficient number, since it is larger than the sum of its proper divisors (182669).

878755 is a wasteful number, since it uses less digits than its factorization.

878755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1157.

The product of its digits is 78400, while the sum is 40.

The square root of 878755 is about 937.4193298626. The cubic root of 878755 is about 95.7831840115.

The spelling of 878755 in words is "eight hundred seventy-eight thousand, seven hundred fifty-five".