9988232 has 8 divisors (see below), whose sum is σ = 18727950. Its totient is φ = 4994112.

The previous prime is 9988229. The next prime is 9988249. The reversal of 9988232 is 2328899.

It can be written as a sum of positive squares in only one way, i.e., 9449476 + 538756 = 3074^2 + 734^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 9988232.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 624257 + ... + 624272.

Almost surely, 2^9988232 is an apocalyptic number.

It is an amenable number.

9988232 is a deficient number, since it is larger than the sum of its proper divisors (8739718).

9988232 is a wasteful number, since it uses less digits than its factorization.

9988232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1248535 (or 1248531 counting only the distinct ones).

The product of its digits is 62208, while the sum is 41.

The square root of 9988232 is about 3160.4164282575. The cubic root of 9988232 is about 215.3589245391.

The spelling of 9988232 in words is "nine million, nine hundred eighty-eight thousand, two hundred thirty-two".