898779 has 16 divisors (see below), whose sum is σ = 1384448. Its totient is φ = 508032.

The previous prime is 898769. The next prime is 898787. The reversal of 898779 is 977898.

898779 is nontrivially palindromic in base 2 and base 8.

It is not a de Polignac number, because 898779 - 2⁴ = 898763 is a prime.

It is a Duffinian number.

898779 is a nontrivial repdigit in base 8.

It is a plaindrome in base 8.

It is a nialpdrome in base 8.

It is a zygodrome in base 8.

It is not an unprimeable number, because it can be changed into a prime (898769) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2499 + ... + 2835.

It is an arithmetic number, because the mean of its divisors is an integer number (86528).

2⁸⁹⁸⁷⁷⁹ is an apocalyptic number.

898779 is a deficient number, since it is larger than the sum of its proper divisors (485669).

898779 is a wasteful number, since it uses less digits than its factorization.

898779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474.

The product of its digits is 254016, while the sum is 48.

The square root of 898779 is about 948.0395561368. The cubic root of 898779 is about 96.5052571254.

The spelling of 898779 in words is "eight hundred ninety-eight thousand, seven hundred seventy-nine".