99984906 has 48 divisors (see below), whose sum is σ = 248227200. Its totient is φ = 28492704.

The previous prime is 99984893. The next prime is 99984919. The reversal of 99984906 is 60948999.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (99984893) and next prime (99984919).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 63355 + ... + 64913.

It is an arithmetic number, because the mean of its divisors is an integer number (5171400).

Almost surely, 2^99984906 is an apocalyptic number.

99984906 is an abundant number, since it is smaller than the sum of its proper divisors (148242294).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99984906 is a wasteful number, since it uses less digits than its factorization.

99984906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2083 (or 2080 counting only the distinct ones).

The product of its (nonzero) digits is 1259712, while the sum is 54.

The square root of 99984906 is about 9999.2452715192. The cubic root of 99984906 is about 464.1355288056.

It can be divided in two parts, 999 and 84906, that added together give a triangular number (85905 = T₄₁₄).

The spelling of 99984906 in words is "ninety-nine million, nine hundred eighty-four thousand, nine hundred six".