98438089 has 4 divisors (see below), whose sum is σ = 100839060. Its totient is φ = 96037120.

The previous prime is 98438071. The next prime is 98438099. The reversal of 98438089 is 98083489.

It is a happy number.

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 11799225 + 86638864 = 3435^2 + 9308^2 .

It is a cyclic number.

It is not a de Polignac number, because 98438089 - 2⁷ = 98437961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98438099) 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, 1200424 + ... + 1200505.

It is an arithmetic number, because the mean of its divisors is an integer number (25209765).

Almost surely, 2^98438089 is an apocalyptic number.

It is an amenable number.

98438089 is a deficient number, since it is larger than the sum of its proper divisors (2400971).

98438089 is a wasteful number, since it uses less digits than its factorization.

98438089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2400970.

The product of its (nonzero) digits is 497664, while the sum is 49.

The square root of 98438089 is about 9921.5970992578. The cubic root of 98438089 is about 461.7296085268.

The spelling of 98438089 in words is "ninety-eight million, four hundred thirty-eight thousand, eighty-nine".