98489637 has 12 divisors (see below), whose sum is σ = 143002444. Its totient is φ = 65318400.

The previous prime is 98489621. The next prime is 98489641. The reversal of 98489637 is 73698489.

It can be written as a sum of positive squares in 2 ways, for example, as 43046721 + 55442916 = 6561^2 + 7446^2 .

It is not a de Polignac number, because 98489637 - 2⁴ = 98489621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98489617) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26614 + ... + 30087.

Almost surely, 2^98489637 is an apocalyptic number.

It is an amenable number.

98489637 is a deficient number, since it is larger than the sum of its proper divisors (44512807).

98489637 is a wasteful number, since it uses less digits than its factorization.

98489637 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56900 (or 56897 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 54.

The square root of 98489637 is about 9924.1945265094. The cubic root of 98489637 is about 461.8101907646.

The spelling of 98489637 in words is "ninety-eight million, four hundred eighty-nine thousand, six hundred thirty-seven".