9980854 has 16 divisors (see below), whose sum is σ = 16429392. Its totient is φ = 4519008.

The previous prime is 9980837. The next prime is 9980857. The reversal of 9980854 is 4580899.

It is a happy number.

9980854 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 9980854.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9980857) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2244 + ... + 4999.

It is an arithmetic number, because the mean of its divisors is an integer number (1026837).

Almost surely, 2^9980854 is an apocalyptic number.

9980854 is a deficient number, since it is larger than the sum of its proper divisors (6448538).

9980854 is a wasteful number, since it uses less digits than its factorization.

9980854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7311.

The product of its (nonzero) digits is 103680, while the sum is 43.

The square root of 9980854 is about 3159.2489613831. The cubic root of 9980854 is about 215.3058851379.

The spelling of 9980854 in words is "nine million, nine hundred eighty thousand, eight hundred fifty-four".