99452728 has 16 divisors (see below), whose sum is σ = 186596280. Its totient is φ = 49693728.

The previous prime is 99452671. The next prime is 99452729. The reversal of 99452728 is 82725499.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99452729) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13150 + ... + 19282.

Almost surely, 2^99452728 is an apocalyptic number.

It is an amenable number.

99452728 is a deficient number, since it is larger than the sum of its proper divisors (87143552).

99452728 is a wasteful number, since it uses less digits than its factorization.

99452728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8166 (or 8162 counting only the distinct ones).

The product of its digits is 362880, while the sum is 46.

The square root of 99452728 is about 9972.5988588732. The cubic root of 99452728 is about 463.3105967945.

The spelling of 99452728 in words is "ninety-nine million, four hundred fifty-two thousand, seven hundred twenty-eight".