998485175 has 6 divisors (see below), whose sum is σ = 1238121648. Its totient is φ = 798788120.

The previous prime is 998485171. The next prime is 998485217. The reversal of 998485175 is 571584899.

It is not a de Polignac number, because 998485175 - 2² = 998485171 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 998485175.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (998485171) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19969679 + ... + 19969728.

It is an arithmetic number, because the mean of its divisors is an integer number (206353608).

Almost surely, 2^998485175 is an apocalyptic number.

998485175 is a deficient number, since it is larger than the sum of its proper divisors (239636473).

998485175 is a wasteful number, since it uses less digits than its factorization.

998485175 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39939417 (or 39939412 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 56.

The square root of 998485175 is about 31598.8160379467. The cubic root of 998485175 is about 999.4948031525.

It can be divided in two parts, 9984 and 85175, that added together give a palindrome (95159).

The spelling of 998485175 in words is "nine hundred ninety-eight million, four hundred eighty-five thousand, one hundred seventy-five".