99538528 has 12 divisors (see below), whose sum is σ = 195966540. Its totient is φ = 49769248.

The previous prime is 99538501. The next prime is 99538531. The reversal of 99538528 is 82583599.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1555258 + ... + 1555321.

It is an arithmetic number, because the mean of its divisors is an integer number (16330545).

Almost surely, 2^99538528 is an apocalyptic number.

It is an amenable number.

99538528 is a deficient number, since it is larger than the sum of its proper divisors (96428012).

99538528 is a wasteful number, since it uses less digits than its factorization.

99538528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3110589 (or 3110581 counting only the distinct ones).

The product of its digits is 777600, while the sum is 49.

The square root of 99538528 is about 9976.8997188505. The cubic root of 99538528 is about 463.4437944916.

It can be divided in two parts, 9953 and 8528, that added together give a palindrome (18481).

The spelling of 99538528 in words is "ninety-nine million, five hundred thirty-eight thousand, five hundred twenty-eight".