9958005 has 32 divisors (see below), whose sum is σ = 18748800. Its totient is φ = 4997376.

The previous prime is 9957989. The next prime is 9958019. The reversal of 9958005 is 5008599.

It is not a de Polignac number, because 9958005 - 2⁴ = 9957989 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 126 + ... + 4464.

It is an arithmetic number, because the mean of its divisors is an integer number (585900).

Almost surely, 2^9958005 is an apocalyptic number.

It is an amenable number.

9958005 is a deficient number, since it is larger than the sum of its proper divisors (8790795).

9958005 is a wasteful number, since it uses less digits than its factorization.

9958005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4370 (or 4364 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 36.

The square root of 9958005 is about 3155.6306818131. The cubic root of 9958005 is about 215.1414608975.

The spelling of 9958005 in words is "nine million, nine hundred fifty-eight thousand, five".