99003725 has 12 divisors (see below), whose sum is σ = 125760180. Its totient is φ = 77270400.

The previous prime is 99003721. The next prime is 99003731. The reversal of 99003725 is 52730099.

It can be written as a sum of positive squares in 6 ways, for example, as 42016324 + 56987401 = 6482^2 + 7549^2 .

It is not a de Polignac number, because 99003725 - 2² = 99003721 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99003721) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47270 + ... + 49319.

It is an arithmetic number, because the mean of its divisors is an integer number (10480015).

Almost surely, 2^99003725 is an apocalyptic number.

It is an amenable number.

99003725 is a deficient number, since it is larger than the sum of its proper divisors (26756455).

99003725 is a wasteful number, since it uses less digits than its factorization.

99003725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96640 (or 96635 counting only the distinct ones).

The product of its (nonzero) digits is 17010, while the sum is 35.

The square root of 99003725 is about 9950.0615575985. The cubic root of 99003725 is about 462.6123028967.

The spelling of 99003725 in words is "ninety-nine million, three thousand, seven hundred twenty-five".