99493632 has 216 divisors, whose sum is σ = 340121600. Its totient is φ = 27371520.

The previous prime is 99493609. The next prime is 99493637. The reversal of 99493632 is 23639499.

99493632 is a `hidden beast` number, since 9 + 9 + 4 + 9 + 3 + 632 = 666.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99493637) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 499869 + ... + 500067.

Almost surely, 2^99493632 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99493632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170060800).

99493632 is an abundant number, since it is smaller than the sum of its proper divisors (240627968).

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

99493632 is a wasteful number, since it uses less digits than its factorization.

99493632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259 (or 242 counting only the distinct ones).

The product of its digits is 314928, while the sum is 45.

The square root of 99493632 is about 9974.6494675252. The cubic root of 99493632 is about 463.3741065626.

The spelling of 99493632 in words is "ninety-nine million, four hundred ninety-three thousand, six hundred thirty-two".