99342641 has 2 divisors, whose sum is σ = 99342642. Its totient is φ = 99342640.

The previous prime is 99342637. The next prime is 99342653. The reversal of 99342641 is 14624399.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83905600 + 15437041 = 9160^2 + 3929^2 .

It is a cyclic number.

It is not a de Polignac number, because 99342641 - 2² = 99342637 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 99342595 and 99342604.

It is not a weakly prime, because it can be changed into another prime (99342541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49671320 + 49671321.

It is an arithmetic number, because the mean of its divisors is an integer number (49671321).

Almost surely, 2^99342641 is an apocalyptic number.

It is an amenable number.

99342641 is a deficient number, since it is larger than the sum of its proper divisors (1).

99342641 is an equidigital number, since it uses as much as digits as its factorization.

99342641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 38.

The square root of 99342641 is about 9967.0778566238. The cubic root of 99342641 is about 463.1395832027.

It can be divided in two parts, 993 and 42641, that added together give a palindrome (43634).

The spelling of 99342641 in words is "ninety-nine million, three hundred forty-two thousand, six hundred forty-one".