9987342 has 8 divisors (see below), whose sum is σ = 19974696. Its totient is φ = 3329112.

The previous prime is 9987323. The next prime is 9987389. The reversal of 9987342 is 2437899.

It is a sphenic number, since it is the product of 3 distinct primes.

9987342 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 9987294 and 9987303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 832273 + ... + 832284.

It is an arithmetic number, because the mean of its divisors is an integer number (2496837).

Almost surely, 2^9987342 is an apocalyptic number.

9987342 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.

9987342 is a wasteful number, since it uses less digits than its factorization.

9987342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1664562.

The product of its digits is 108864, while the sum is 42.

The square root of 9987342 is about 3160.2756208913. The cubic root of 9987342 is about 215.3525278403.

The spelling of 9987342 in words is "nine million, nine hundred eighty-seven thousand, three hundred forty-two".