98205563 has 4 divisors (see below), whose sum is σ = 99123480. Its totient is φ = 97287648.

The previous prime is 98205553. The next prime is 98205577. The reversal of 98205563 is 36550289.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 98205563 - 2¹⁶ = 98140027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98205533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 458798 + ... + 459011.

It is an arithmetic number, because the mean of its divisors is an integer number (24780870).

Almost surely, 2^98205563 is an apocalyptic number.

98205563 is a deficient number, since it is larger than the sum of its proper divisors (917917).

98205563 is a wasteful number, since it uses less digits than its factorization.

98205563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 917916.

The product of its (nonzero) digits is 64800, while the sum is 38.

The square root of 98205563 is about 9909.8719971552. The cubic root of 98205563 is about 461.3657629596.

The spelling of 98205563 in words is "ninety-eight million, two hundred five thousand, five hundred sixty-three".