99684514 has 4 divisors (see below), whose sum is σ = 149526774. Its totient is φ = 49842256.

The previous prime is 99684511. The next prime is 99684551. The reversal of 99684514 is 41548699.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41548699 = 1627 ⋅25537.

It can be written as a sum of positive squares in only one way, i.e., 71115489 + 28569025 = 8433^2 + 5345^2 .

It is not an unprimeable number, because it can be changed into a prime (99684511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24921127 + ... + 24921130.

Almost surely, 2^99684514 is an apocalyptic number.

99684514 is a deficient number, since it is larger than the sum of its proper divisors (49842260).

99684514 is a wasteful number, since it uses less digits than its factorization.

99684514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49842259.

The product of its digits is 311040, while the sum is 46.

The square root of 99684514 is about 9984.2132389087. The cubic root of 99684514 is about 463.6702503793.

The spelling of 99684514 in words is "ninety-nine million, six hundred eighty-four thousand, five hundred fourteen".