9955854 has 12 divisors (see below), whose sum is σ = 21571056. Its totient is φ = 3318612.

The previous prime is 9955853. The next prime is 9955901. The reversal of 9955854 is 4585599.

9955854 is a `hidden beast` number, since 99 + 558 + 5 + 4 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9955853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 276534 + ... + 276569.

It is an arithmetic number, because the mean of its divisors is an integer number (1797588).

Almost surely, 2^9955854 is an apocalyptic number.

9955854 is an abundant number, since it is smaller than the sum of its proper divisors (11615202).

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

9955854 is a wasteful number, since it uses less digits than its factorization.

9955854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 553111 (or 553108 counting only the distinct ones).

The product of its digits is 324000, while the sum is 45.

The square root of 9955854 is about 3155.2898440555. The cubic root of 9955854 is about 215.1259690860.

The spelling of 9955854 in words is "nine million, nine hundred fifty-five thousand, eight hundred fifty-four".