99717432 has 32 divisors (see below), whose sum is σ = 253384080. Its totient is φ = 32693760.

The previous prime is 99717419. The next prime is 99717437. The reversal of 99717432 is 23471799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99717437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32593 + ... + 35520.

Almost surely, 2^99717432 is an apocalyptic number.

It is an amenable number.

99717432 is an abundant number, since it is smaller than the sum of its proper divisors (153666648).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99717432 is a wasteful number, since it uses less digits than its factorization.

99717432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68183 (or 68179 counting only the distinct ones).

The product of its digits is 95256, while the sum is 42.

The square root of 99717432 is about 9985.8616052898. The cubic root of 99717432 is about 463.7212827712.

The spelling of 99717432 in words is "ninety-nine million, seven hundred seventeen thousand, four hundred thirty-two".