98219089 has 4 divisors (see below), whose sum is σ = 99829300. Its totient is φ = 96608880.

The previous prime is 98219083. The next prime is 98219101. The reversal of 98219089 is 98091289.

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 4032064 + 94187025 = 2008^2 + 9705^2 .

It is a cyclic number.

It is not a de Polignac number, because 98219089 - 2⁹ = 98218577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98219083) 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, 805014 + ... + 805135.

It is an arithmetic number, because the mean of its divisors is an integer number (24957325).

Almost surely, 2^98219089 is an apocalyptic number.

It is an amenable number.

98219089 is a deficient number, since it is larger than the sum of its proper divisors (1610211).

98219089 is a wasteful number, since it uses less digits than its factorization.

98219089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1610210.

The product of its (nonzero) digits is 93312, while the sum is 46.

The square root of 98219089 is about 9910.5544244507. The cubic root of 98219089 is about 461.3869435209.

The spelling of 98219089 in words is "ninety-eight million, two hundred nineteen thousand, eighty-nine".