99458573 has 2 divisors, whose sum is σ = 99458574. Its totient is φ = 99458572.

The previous prime is 99458563. The next prime is 99458591. The reversal of 99458573 is 37585499.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98049604 + 1408969 = 9902^2 + 1187^2 .

It is a cyclic number.

It is not a de Polignac number, because 99458573 - 2¹⁰ = 99457549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99458503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49729286 + 49729287.

It is an arithmetic number, because the mean of its divisors is an integer number (49729287).

Almost surely, 2^99458573 is an apocalyptic number.

It is an amenable number.

99458573 is a deficient number, since it is larger than the sum of its proper divisors (1).

99458573 is an equidigital number, since it uses as much as digits as its factorization.

99458573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1360800, while the sum is 50.

The square root of 99458573 is about 9972.8919075662. The cubic root of 99458573 is about 463.3196731246.

The spelling of 99458573 in words is "ninety-nine million, four hundred fifty-eight thousand, five hundred seventy-three".