878498 has 8 divisors (see below), whose sum is σ = 1331100. Its totient is φ = 434800.

The previous prime is 878489. The next prime is 878513. The reversal of 878498 is 894878.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 877969 + 529 = 937^2 + 23^2 .

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1973 + ... + 2376.

2⁸⁷⁸⁴⁹⁸ is an apocalyptic number.

878498 is a deficient number, since it is larger than the sum of its proper divisors (452602).

878498 is a wasteful number, since it uses less digits than its factorization.

878498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4452.

The product of its digits is 129024, while the sum is 44.

The square root of 878498 is about 937.2822413766. The cubic root of 878498 is about 95.7738455427.

The spelling of 878498 in words is "eight hundred seventy-eight thousand, four hundred ninety-eight".