99927124 has 18 divisors (see below), whose sum is σ = 192216122. Its totient is φ = 45421200.

The previous prime is 99927109. The next prime is 99927133. The reversal of 99927124 is 42172999.

It can be written as a sum of positive squares in only one way, i.e., 79388100 + 20539024 = 8910^2 + 4532^2 .

It is a super-2 number, since 2×99927124² = 19970860221822752, which contains 22 as substring.

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 5 ways as a sum of consecutive naturals, for example, 102747 + ... + 103714.

Almost surely, 2^99927124 is an apocalyptic number.

It is an amenable number.

99927124 is a deficient number, since it is larger than the sum of its proper divisors (92288998).

99927124 is a wasteful number, since it uses less digits than its factorization.

99927124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206487 (or 206474 counting only the distinct ones).

The product of its digits is 81648, while the sum is 43.

The square root of 99927124 is about 9996.3555358941. The cubic root of 99927124 is about 464.0461024842.

The spelling of 99927124 in words is "ninety-nine million, nine hundred twenty-seven thousand, one hundred twenty-four".