99253988 has 6 divisors (see below), whose sum is σ = 173694486. Its totient is φ = 49626992.

The previous prime is 99253969. The next prime is 99254003. The reversal of 99253988 is 88935299.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 99241444 + 12544 = 9962^2 + 112^2 .

It is a super-3 number, since 3×99253988³ (a number of 25 digits) contains 333 as substring.

It is a plaindrome in base 9.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12406745 + ... + 12406752.

It is an arithmetic number, because the mean of its divisors is an integer number (28949081).

Almost surely, 2^99253988 is an apocalyptic number.

It is an amenable number.

99253988 is a deficient number, since it is larger than the sum of its proper divisors (74440498).

99253988 is a wasteful number, since it uses less digits than its factorization.

99253988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24813501 (or 24813499 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 53.

The square root of 99253988 is about 9962.6295725576. The cubic root of 99253988 is about 463.0017741925.

The spelling of 99253988 in words is "ninety-nine million, two hundred fifty-three thousand, nine hundred eighty-eight".