9919085 has 8 divisors (see below), whose sum is σ = 12985056. Its totient is φ = 7213840.

The previous prime is 9919069. The next prime is 9919097. The reversal of 9919085 is 5809199.

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

It is not a de Polignac number, because 9919085 - 2⁴ = 9919069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90119 + ... + 90228.

It is an arithmetic number, because the mean of its divisors is an integer number (1623132).

Almost surely, 2^9919085 is an apocalyptic number.

It is an amenable number.

9919085 is a deficient number, since it is larger than the sum of its proper divisors (3065971).

9919085 is a wasteful number, since it uses less digits than its factorization.

9919085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180363.

The product of its (nonzero) digits is 29160, while the sum is 41.

The square root of 9919085 is about 3149.4578898598. The cubic root of 9919085 is about 214.8608076881.

The spelling of 9919085 in words is "nine million, nine hundred nineteen thousand, eighty-five".