99434593 has 2 divisors, whose sum is σ = 99434594. Its totient is φ = 99434592.

The previous prime is 99434567. The next prime is 99434609. The reversal of 99434593 is 39543499.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 96963409 + 2471184 = 9847^2 + 1572^2 .

It is a cyclic number.

It is not a de Polignac number, because 99434593 - 2²¹ = 97337441 is a prime.

It is not a weakly prime, because it can be changed into another prime (99444593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49717296 + 49717297.

It is an arithmetic number, because the mean of its divisors is an integer number (49717297).

Almost surely, 2^99434593 is an apocalyptic number.

It is an amenable number.

99434593 is a deficient number, since it is larger than the sum of its proper divisors (1).

99434593 is an equidigital number, since it uses as much as digits as its factorization.

99434593 is an evil number, because the sum of its binary digits is even.

The product of its digits is 524880, while the sum is 46.

The square root of 99434593 is about 9971.6895759946. The cubic root of 99434593 is about 463.2824338384.

The spelling of 99434593 in words is "ninety-nine million, four hundred thirty-four thousand, five hundred ninety-three".