98809641 has 24 divisors (see below), whose sum is σ = 168742080. Its totient is φ = 54514656.

The previous prime is 98809603. The next prime is 98809673. The reversal of 98809641 is 14690889.

It is not a de Polignac number, because 98809641 - 2¹³ = 98801449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (98709641) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25215 + ... + 28868.

It is an arithmetic number, because the mean of its divisors is an integer number (7030920).

Almost surely, 2^98809641 is an apocalyptic number.

It is an amenable number.

98809641 is a deficient number, since it is larger than the sum of its proper divisors (69932439).

98809641 is a wasteful number, since it uses less digits than its factorization.

98809641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54125 (or 54122 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 45.

The square root of 98809641 is about 9940.3038685948. The cubic root of 98809641 is about 462.3098079444.

The spelling of 98809641 in words is "ninety-eight million, eight hundred nine thousand, six hundred forty-one".