9985626 has 32 divisors (see below), whose sum is σ = 25361280. Its totient is φ = 2852928.

The previous prime is 9985607. The next prime is 9985631. The reversal of 9985626 is 6265899.

9985626 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×9985626² = 199425453223752, which contains 22 as substring.

9985626 is strictly pandigital in base 8.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12831 + ... + 13586.

It is an arithmetic number, because the mean of its divisors is an integer number (792540).

Almost surely, 2^9985626 is an apocalyptic number.

9985626 is an abundant number, since it is smaller than the sum of its proper divisors (15375654).

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

9985626 is a wasteful number, since it uses less digits than its factorization.

9985626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26435 (or 26429 counting only the distinct ones).

The product of its digits is 233280, while the sum is 45.

The square root of 9985626 is about 3160.0041139214. The cubic root of 9985626 is about 215.3401933571.

The spelling of 9985626 in words is "nine million, nine hundred eighty-five thousand, six hundred twenty-six".