99247669 has 2 divisors, whose sum is σ = 99247670. Its totient is φ = 99247668.

The previous prime is 99247651. The next prime is 99247721. The reversal of 99247669 is 96674299.

It is an a-pointer prime, because the next prime (99247721) can be obtained adding 99247669 to its sum of digits (52).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98267569 + 980100 = 9913^2 + 990^2 .

It is a cyclic number.

It is not a de Polignac number, because 99247669 - 2⁵ = 99247637 is a prime.

It is a super-2 number, since 2×99247669² = 19700199603867122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99247609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49623834 + 49623835.

It is an arithmetic number, because the mean of its divisors is an integer number (49623835).

Almost surely, 2^99247669 is an apocalyptic number.

It is an amenable number.

99247669 is a deficient number, since it is larger than the sum of its proper divisors (1).

99247669 is an equidigital number, since it uses as much as digits as its factorization.

99247669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1469664, while the sum is 52.

The square root of 99247669 is about 9962.3124323623. The cubic root of 99247669 is about 462.9919483227.

The spelling of 99247669 in words is "ninety-nine million, two hundred forty-seven thousand, six hundred sixty-nine".