98029609 has 2 divisors, whose sum is σ = 98029610. Its totient is φ = 98029608.

The previous prime is 98029579. The next prime is 98029619. The reversal of 98029609 is 90692089.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 86490000 + 11539609 = 9300^2 + 3397^2 .

It is an emirp because it is prime and its reverse (90692089) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 98029609 - 2⁹ = 98029097 is a prime.

It is not a weakly prime, because it can be changed into another prime (98029619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49014804 + 49014805.

It is an arithmetic number, because the mean of its divisors is an integer number (49014805).

Almost surely, 2^98029609 is an apocalyptic number.

It is an amenable number.

98029609 is a deficient number, since it is larger than the sum of its proper divisors (1).

98029609 is an equidigital number, since it uses as much as digits as its factorization.

98029609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 43.

The square root of 98029609 is about 9900.9903040049. The cubic root of 98029609 is about 461.0900566420.

The spelling of 98029609 in words is "ninety-eight million, twenty-nine thousand, six hundred nine".