98437489 has 2 divisors, whose sum is σ = 98437490. Its totient is φ = 98437488.

The previous prime is 98437477. The next prime is 98437517. The reversal of 98437489 is 98473489.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 80730225 + 17707264 = 8985^2 + 4208^2 .

It is a cyclic number.

It is not a de Polignac number, because 98437489 - 2⁹ = 98436977 is a prime.

It is not a weakly prime, because it can be changed into another prime (98437789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49218744 + 49218745.

It is an arithmetic number, because the mean of its divisors is an integer number (49218745).

Almost surely, 2^98437489 is an apocalyptic number.

It is an amenable number.

98437489 is a deficient number, since it is larger than the sum of its proper divisors (1).

98437489 is an equidigital number, since it uses as much as digits as its factorization.

98437489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1741824, while the sum is 52.

The square root of 98437489 is about 9921.5668621443. The cubic root of 98437489 is about 461.7286704132.

The spelling of 98437489 in words is "ninety-eight million, four hundred thirty-seven thousand, four hundred eighty-nine".