9886742 has 8 divisors (see below), whose sum is σ = 14938776. Its totient is φ = 4907152.

The previous prime is 9886739. The next prime is 9886759. The reversal of 9886742 is 2476889.

9886742 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 9886693 and 9886702.

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, 17768 + ... + 18315.

It is an arithmetic number, because the mean of its divisors is an integer number (1867347).

Almost surely, 2^9886742 is an apocalyptic number.

9886742 is a deficient number, since it is larger than the sum of its proper divisors (5052034).

9886742 is a wasteful number, since it uses less digits than its factorization.

9886742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36222.

The product of its digits is 193536, while the sum is 44.

The square root of 9886742 is about 3144.3190041724. The cubic root of 9886742 is about 214.6270223503.

The spelling of 9886742 in words is "nine million, eight hundred eighty-six thousand, seven hundred forty-two".