99717325 has 12 divisors (see below), whose sum is σ = 130923540. Its totient is φ = 75080960.

The previous prime is 99717313. The next prime is 99717337. The reversal of 99717325 is 52371799.

It is an interprime number because it is at equal distance from previous prime (99717313) and next prime (99717337).

It can be written as a sum of positive squares in 6 ways, for example, as 635209 + 99082116 = 797^2 + 9954^2 .

It is not a de Polignac number, because 99717325 - 2¹³ = 99709133 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 116890 + ... + 117739.

It is an arithmetic number, because the mean of its divisors is an integer number (10910295).

Almost surely, 2^99717325 is an apocalyptic number.

It is an amenable number.

99717325 is a deficient number, since it is larger than the sum of its proper divisors (31206215).

99717325 is a wasteful number, since it uses less digits than its factorization.

99717325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234656 (or 234651 counting only the distinct ones).

The product of its digits is 119070, while the sum is 43.

The square root of 99717325 is about 9985.8562477136. The cubic root of 99717325 is about 463.7211169085.

The spelling of 99717325 in words is "ninety-nine million, seven hundred seventeen thousand, three hundred twenty-five".