9986434 has 8 divisors (see below), whose sum is σ = 15190848. Its totient is φ = 4922820.

The previous prime is 9986413. The next prime is 9986443. The reversal of 9986434 is 4346899.

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

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, 35022 + ... + 35305.

It is an arithmetic number, because the mean of its divisors is an integer number (1898856).

Almost surely, 2^9986434 is an apocalyptic number.

9986434 is a deficient number, since it is larger than the sum of its proper divisors (5204414).

9986434 is a wasteful number, since it uses less digits than its factorization.

9986434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70400.

The product of its digits is 186624, while the sum is 43.

The square root of 9986434 is about 3160.1319592701. The cubic root of 9986434 is about 215.3460013783.

The spelling of 9986434 in words is "nine million, nine hundred eighty-six thousand, four hundred thirty-four".