99800032 has 24 divisors (see below), whose sum is σ = 197353800. Its totient is φ = 49678464.

The previous prime is 99800023. The next prime is 99800069. The reversal of 99800032 is 23000899.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 99799967 and 99800003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 519 + ... + 14137.

It is an arithmetic number, because the mean of its divisors is an integer number (8223075).

Almost surely, 2^99800032 is an apocalyptic number.

It is an amenable number.

99800032 is a deficient number, since it is larger than the sum of its proper divisors (97553768).

99800032 is a wasteful number, since it uses less digits than its factorization.

99800032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13858 (or 13850 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 99800032 is about 9989.9965965960. The cubic root of 99800032 is about 463.8492871597.

It can be divided in two parts, 9 and 9800032, that multiplied together give a palindrome (88200288).

The spelling of 99800032 in words is "ninety-nine million, eight hundred thousand, thirty-two".