9949854 has 8 divisors (see below), whose sum is σ = 19899720. Its totient is φ = 3316616.

The previous prime is 9949831. The next prime is 9949859. The reversal of 9949854 is 4589499.

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

9949854 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9949859) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 829149 + ... + 829160.

It is an arithmetic number, because the mean of its divisors is an integer number (2487465).

Almost surely, 2^9949854 is an apocalyptic number.

9949854 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

9949854 is a wasteful number, since it uses less digits than its factorization.

9949854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1658314.

The product of its digits is 466560, while the sum is 48.

The square root of 9949854 is about 3154.3389164768. The cubic root of 9949854 is about 215.0827444265.

The spelling of 9949854 in words is "nine million, nine hundred forty-nine thousand, eight hundred fifty-four".