99301225 has 9 divisors (see below), whose sum is σ = 123195333. Its totient is φ = 79401120.

The previous prime is 99301217. The next prime is 99301247. The reversal of 99301225 is 52210399.

The square root of 99301225 is 9965.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 974169 + 98327056 = 987^2 + 9916^2 .

It is not a de Polignac number, because 99301225 - 2³ = 99301217 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 48829 + ... + 50821.

Almost surely, 2^99301225 is an apocalyptic number.

99301225 is the 9965-th square number.

99301225 is the 4983-rd centered octagonal number.

It is an amenable number.

99301225 is a deficient number, since it is larger than the sum of its proper divisors (23894108).

99301225 is an frugal number, since it uses more digits than its factorization.

99301225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3996 (or 1998 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 31.

The cubic root of 99301225 is about 463.0752132102.

The spelling of 99301225 in words is "ninety-nine million, three hundred one thousand, two hundred twenty-five".