98429789 has 2 divisors, whose sum is σ = 98429790. Its totient is φ = 98429788.

The previous prime is 98429777. The next prime is 98429833. The reversal of 98429789 is 98792489.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88924900 + 9504889 = 9430^2 + 3083^2 .

It is a cyclic number.

It is not a de Polignac number, because 98429789 - 2¹² = 98425693 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98429389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49214894 + 49214895.

It is an arithmetic number, because the mean of its divisors is an integer number (49214895).

Almost surely, 2^98429789 is an apocalyptic number.

It is an amenable number.

98429789 is a deficient number, since it is larger than the sum of its proper divisors (1).

98429789 is an equidigital number, since it uses as much as digits as its factorization.

98429789 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2612736, while the sum is 56.

The square root of 98429789 is about 9921.1788110083. The cubic root of 98429789 is about 461.7166309504.

The spelling of 98429789 in words is "ninety-eight million, four hundred twenty-nine thousand, seven hundred eighty-nine".