9806958 has 36 divisors (see below), whose sum is σ = 24719760. Its totient is φ = 2801736.

The previous prime is 9806957. The next prime is 9806969. The reversal of 9806958 is 8596089.

9806958 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9806957) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4678 + ... + 6441.

It is an arithmetic number, because the mean of its divisors is an integer number (686660).

Almost surely, 2^9806958 is an apocalyptic number.

9806958 is a gapful number since it is divisible by the number (98) formed by its first and last digit.

9806958 is an abundant number, since it is smaller than the sum of its proper divisors (14912802).

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

9806958 is a wasteful number, since it uses less digits than its factorization.

9806958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11141 (or 11131 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 45.

The square root of 9806958 is about 3131.6062970942. The cubic root of 9806958 is about 214.0481302056.

The spelling of 9806958 in words is "nine million, eight hundred six thousand, nine hundred fifty-eight".