9945876 has 12 divisors (see below), whose sum is σ = 23207072. Its totient is φ = 3315288.

The previous prime is 9945853. The next prime is 9945877. The reversal of 9945876 is 6785499.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9945877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 414400 + ... + 414423.

Almost surely, 2^9945876 is an apocalyptic number.

It is an amenable number.

9945876 is an abundant number, since it is smaller than the sum of its proper divisors (13261196).

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

9945876 is a wasteful number, since it uses less digits than its factorization.

9945876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 828830 (or 828828 counting only the distinct ones).

The product of its digits is 544320, while the sum is 48.

The square root of 9945876 is about 3153.7082934222. The cubic root of 9945876 is about 215.0540768968.

The spelling of 9945876 in words is "nine million, nine hundred forty-five thousand, eight hundred seventy-six".