99469213 has 2 divisors, whose sum is σ = 99469214. Its totient is φ = 99469212.

The previous prime is 99469189. The next prime is 99469219. The reversal of 99469213 is 31296499.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 59552089 + 39917124 = 7717^2 + 6318^2 .

It is a cyclic number.

It is not a de Polignac number, because 99469213 - 2⁹ = 99468701 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 99469213.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99469219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49734606 + 49734607.

It is an arithmetic number, because the mean of its divisors is an integer number (49734607).

Almost surely, 2^99469213 is an apocalyptic number.

It is an amenable number.

99469213 is a deficient number, since it is larger than the sum of its proper divisors (1).

99469213 is an equidigital number, since it uses as much as digits as its factorization.

99469213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 104976, while the sum is 43.

The square root of 99469213 is about 9973.4253393706. The cubic root of 99469213 is about 463.3361943937.

It can be divided in two parts, 994 and 69213, that added together give a palindrome (70207).

The spelling of 99469213 in words is "ninety-nine million, four hundred sixty-nine thousand, two hundred thirteen".