99491152 has 20 divisors (see below), whose sum is σ = 198983296. Its totient is φ = 48140640.

The previous prime is 99491071. The next prime is 99491173. The reversal of 99491152 is 25119499.

99491152 is an admirable number.

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, 99798 + ... + 100789.

Almost surely, 2^99491152 is an apocalyptic number.

It is an amenable number.

99491152 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

99491152 is a wasteful number, since it uses less digits than its factorization.

99491152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200626 (or 200620 counting only the distinct ones).

The product of its digits is 29160, while the sum is 40.

The square root of 99491152 is about 9974.5251516050. The cubic root of 99491152 is about 463.3702564759.

The spelling of 99491152 in words is "ninety-nine million, four hundred ninety-one thousand, one hundred fifty-two".