99450432 has 42 divisors (see below), whose sum is σ = 285058358. Its totient is φ = 33149952.

The previous prime is 99450409. The next prime is 99450433. The reversal of 99450432 is 23405499.

It can be written as a sum of positive squares in only one way, i.e., 91699776 + 7750656 = 9576^2 + 2784^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (99450433) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 85753 + ... + 86904.

Almost surely, 2^99450432 is an apocalyptic number.

It is an amenable number.

99450432 is an abundant number, since it is smaller than the sum of its proper divisors (185607926).

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

99450432 is a wasteful number, since it uses less digits than its factorization.

99450432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172675 (or 172662 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 99450432 is about 9972.4837427794. The cubic root of 99450432 is about 463.3070313842.

The spelling of 99450432 in words is "ninety-nine million, four hundred fifty thousand, four hundred thirty-two".