9423988 has 12 divisors (see below), whose sum is σ = 18848032. Its totient is φ = 4038840.

The previous prime is 9423971. The next prime is 9423991. The reversal of 9423988 is 8893249.

It is a happy number.

9423988 is an admirable number.

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 3 ways as a sum of consecutive naturals, for example, 168258 + ... + 168313.

Almost surely, 2^9423988 is an apocalyptic number.

It is an amenable number.

9423988 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

9423988 is a wasteful number, since it uses less digits than its factorization.

9423988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336582 (or 336580 counting only the distinct ones).

The product of its digits is 124416, while the sum is 43.

The square root of 9423988 is about 3069.8514622046. The cubic root of 9423988 is about 211.2248002806.

The spelling of 9423988 in words is "nine million, four hundred twenty-three thousand, nine hundred eighty-eight".