879485 has 4 divisors (see below), whose sum is σ = 1055388. Its totient is φ = 703584.

The previous prime is 879457. The next prime is 879493. The reversal of 879485 is 584978.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 584978 = 2 ⋅292489.

It can be written as a sum of positive squares in 2 ways, for example, as 177241 + 702244 = 421^2 + 838^2 .

It is a cyclic number.

It is not a de Polignac number, because 879485 - 2¹² = 875389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87944 + ... + 87953.

It is an arithmetic number, because the mean of its divisors is an integer number (263847).

2⁸⁷⁹⁴⁸⁵ is an apocalyptic number.

It is an amenable number.

879485 is a deficient number, since it is larger than the sum of its proper divisors (175903).

879485 is a wasteful number, since it uses less digits than its factorization.

879485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175902.

The product of its digits is 80640, while the sum is 41.

The square root of 879485 is about 937.8086158700. The cubic root of 879485 is about 95.8096996962.

The spelling of 879485 in words is "eight hundred seventy-nine thousand, four hundred eighty-five".