99430049 has 2 divisors, whose sum is σ = 99430050. Its totient is φ = 99430048.

The previous prime is 99430031. The next prime is 99430073. The reversal of 99430049 is 94003499.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52301824 + 47128225 = 7232^2 + 6865^2 .

It is a cyclic number.

It is not a de Polignac number, because 99430049 - 2¹⁶ = 99364513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 99429994 and 99430021.

It is not a weakly prime, because it can be changed into another prime (99430649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49715024 + 49715025.

It is an arithmetic number, because the mean of its divisors is an integer number (49715025).

Almost surely, 2^99430049 is an apocalyptic number.

It is an amenable number.

99430049 is a deficient number, since it is larger than the sum of its proper divisors (1).

99430049 is an equidigital number, since it uses as much as digits as its factorization.

99430049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 99430049 is about 9971.4617283526. The cubic root of 99430049 is about 463.2753766450.

The spelling of 99430049 in words is "ninety-nine million, four hundred thirty thousand, forty-nine".