99450925 has 24 divisors (see below), whose sum is σ = 141310400. Its totient is φ = 68014080.

The previous prime is 99450887. The next prime is 99450941. The reversal of 99450925 is 52905499.

It is a happy number.

It is not a de Polignac number, because 99450925 - 2⁷ = 99450797 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 128941 + ... + 129709.

Almost surely, 2^99450925 is an apocalyptic number.

It is an amenable number.

99450925 is a deficient number, since it is larger than the sum of its proper divisors (41859475).

99450925 is a wasteful number, since it uses less digits than its factorization.

99450925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1525 (or 1520 counting only the distinct ones).

The product of its (nonzero) digits is 145800, while the sum is 43.

The square root of 99450925 is about 9972.5084607635. The cubic root of 99450925 is about 463.3077969582.

The spelling of 99450925 in words is "ninety-nine million, four hundred fifty thousand, nine hundred twenty-five".