99009760 has 48 divisors (see below), whose sum is σ = 246229200. Its totient is φ = 37518336.

The previous prime is 99009749. The next prime is 99009761. The reversal of 99009760 is 6790099.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99009761) 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, 13245 + ... + 19324.

It is an arithmetic number, because the mean of its divisors is an integer number (5129775).

Almost surely, 2^99009760 is an apocalyptic number.

It is an amenable number.

99009760 is an abundant number, since it is smaller than the sum of its proper divisors (147219440).

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

99009760 is a wasteful number, since it uses less digits than its factorization.

99009760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32603 (or 32595 counting only the distinct ones).

The product of its (nonzero) digits is 30618, while the sum is 40.

The square root of 99009760 is about 9950.3648174326. The cubic root of 99009760 is about 462.6217025718.

The spelling of 99009760 in words is "ninety-nine million, nine thousand, seven hundred sixty".