9992418 has 16 divisors (see below), whose sum is σ = 20138976. Its totient is φ = 3305120.

The previous prime is 9992401. The next prime is 9992449. The reversal of 9992418 is 8142999.

It is a self number, because there is not a number n which added to its sum of digits gives 9992418.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 5571 + ... + 7142.

It is an arithmetic number, because the mean of its divisors is an integer number (1258686).

Almost surely, 2^9992418 is an apocalyptic number.

9992418 is an abundant number, since it is smaller than the sum of its proper divisors (10146558).

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

9992418 is a wasteful number, since it uses less digits than its factorization.

9992418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12849.

The product of its digits is 46656, while the sum is 42.

The square root of 9992418 is about 3161.0786133850. The cubic root of 9992418 is about 215.3890054901.

The spelling of 9992418 in words is "nine million, nine hundred ninety-two thousand, four hundred eighteen".