969878 has 24 divisors (see below), whose sum is σ = 1815408. Its totient is φ = 378432.

The previous prime is 969877. The next prime is 969889. The reversal of 969878 is 878969.

It is an alternating number because its digits alternate between odd and even.

Its product of digits (217728) is a multiple of the sum of its prime factors (168).

It is a Curzon number.

It is a nialpdrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (969877) 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 11 ways as a sum of consecutive naturals, for example, 13250 + ... + 13322.

It is an arithmetic number, because the mean of its divisors is an integer number (75642).

2⁹⁶⁹⁸⁷⁸ is an apocalyptic number.

969878 is a deficient number, since it is larger than the sum of its proper divisors (845530).

969878 is a wasteful number, since it uses less digits than its factorization.

969878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168 (or 95 counting only the distinct ones).

The product of its digits is 217728, while the sum is 47.

The square root of 969878 is about 984.8238421159. The cubic root of 969878 is about 98.9856796618.

Subtracting from 969878 its reverse (878969), we obtain a palindrome (90909).

The spelling of 969878 in words is "nine hundred sixty-nine thousand, eight hundred seventy-eight".