98456161 has 4 divisors (see below), whose sum is σ = 99562500. Its totient is φ = 97349824.

The previous prime is 98456153. The next prime is 98456167. The reversal of 98456161 is 16165489.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 56776225 + 41679936 = 7535^2 + 6456^2 .

It is a cyclic number.

It is not a de Polignac number, because 98456161 - 2³ = 98456153 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98456167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 553036 + ... + 553213.

It is an arithmetic number, because the mean of its divisors is an integer number (24890625).

Almost surely, 2^98456161 is an apocalyptic number.

It is an amenable number.

98456161 is a deficient number, since it is larger than the sum of its proper divisors (1106339).

98456161 is a wasteful number, since it uses less digits than its factorization.

98456161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1106338.

The product of its digits is 51840, while the sum is 40.

The square root of 98456161 is about 9922.5077979309. The cubic root of 98456161 is about 461.7578627218.

The spelling of 98456161 in words is "ninety-eight million, four hundred fifty-six thousand, one hundred sixty-one".