99999932 has 6 divisors (see below), whose sum is σ = 174999888. Its totient is φ = 49999964.

The previous prime is 99999931. The next prime is 99999941. The reversal of 99999932 is 23999999.

It is a nialpdrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99999931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12499988 + ... + 12499995.

It is an arithmetic number, because the mean of its divisors is an integer number (29166648).

Almost surely, 2^99999932 is an apocalyptic number.

It is an amenable number.

99999932 is a deficient number, since it is larger than the sum of its proper divisors (74999956).

99999932 is a wasteful number, since it uses less digits than its factorization.

99999932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24999987 (or 24999985 counting only the distinct ones).

The product of its digits is 3188646, while the sum is 59.

The square root of 99999932 is about 9999.9965999994. The cubic root of 99999932 is about 464.1587781519.

The spelling of 99999932 in words is "ninety-nine million, nine hundred ninety-nine thousand, nine hundred thirty-two".