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99469 is a prime number
BaseRepresentation
bin11000010010001101
312001110001
4120102031
511140334
62044301
7562666
oct302215
9161401
1099469
1168807
1249691
1336376
142836d
151e714
hex1848d

99469 has 2 divisors, whose sum is σ = 99470. Its totient is φ = 99468.

The previous prime is 99439. The next prime is 99487. The reversal of 99469 is 96499.

It can be divided in two parts, 994 and 69, that multiplied together give a palindrome (68586).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72900 + 26569 = 270^2 + 163^2 .

It is a cyclic number.

It is not a de Polignac number, because 99469 - 215 = 66701 is a prime.

It is a super-2 number, since 2×994692 = 19788163922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49734 + 49735.

It is an arithmetic number, because the mean of its divisors is an integer number (49735).

299469 is an apocalyptic number.

It is an amenable number.

99469 is a deficient number, since it is larger than the sum of its proper divisors (1).

99469 is an equidigital number, since it uses as much as digits as its factorization.

99469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17496, while the sum is 37.

The square root of 99469 is about 315.3870637804. The cubic root of 99469 is about 46.3335863669. Note that the first 3 decimals are identical.

The spelling of 99469 in words is "ninety-nine thousand, four hundred sixty-nine".