99984506 has 4 divisors (see below), whose sum is σ = 149976762. Its totient is φ = 49992252.

The previous prime is 99984491. The next prime is 99984529. The reversal of 99984506 is 60548999.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60548999 = 7 ⋅8649857.

It can be written as a sum of positive squares in only one way, i.e., 54893281 + 45091225 = 7409^2 + 6715^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24996125 + ... + 24996128.

Almost surely, 2^99984506 is an apocalyptic number.

99984506 is a deficient number, since it is larger than the sum of its proper divisors (49992256).

99984506 is a wasteful number, since it uses less digits than its factorization.

99984506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49992255.

The product of its (nonzero) digits is 699840, while the sum is 50.

The square root of 99984506 is about 9999.2252699897. The cubic root of 99984506 is about 464.1349098640.

The spelling of 99984506 in words is "ninety-nine million, nine hundred eighty-four thousand, five hundred six".