99994669 has 2 divisors, whose sum is σ = 99994670. Its totient is φ = 99994668.

The previous prime is 99994637. The next prime is 99994673. The reversal of 99994669 is 96649999.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 89529444 + 10465225 = 9462^2 + 3235^2 .

It is a cyclic number.

It is not a de Polignac number, because 99994669 - 2⁵ = 99994637 is a prime.

It is a super-2 number, since 2×99994669² = 19997867656839122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99994679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49997334 + 49997335.

It is an arithmetic number, because the mean of its divisors is an integer number (49997335).

Almost surely, 2^99994669 is an apocalyptic number.

It is an amenable number.

99994669 is a deficient number, since it is larger than the sum of its proper divisors (1).

99994669 is an equidigital number, since it uses as much as digits as its factorization.

99994669 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8503056, while the sum is 61.

The square root of 99994669 is about 9999.7334464475. The cubic root of 99994669 is about 464.1506351113.

The spelling of 99994669 in words is "ninety-nine million, nine hundred ninety-four thousand, six hundred sixty-nine".