10978842 has 48 divisors (see below), whose sum is σ = 25855200. Its totient is φ = 3098592.

The previous prime is 10978823. The next prime is 10978859. The reversal of 10978842 is 24887901.

It is a self number, because there is not a number n which added to its sum of digits gives 10978842.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 31284 + ... + 31632.

It is an arithmetic number, because the mean of its divisors is an integer number (538650).

Almost surely, 2^10978842 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10978842, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12927600).

10978842 is an abundant number, since it is smaller than the sum of its proper divisors (14876358).

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

10978842 is a wasteful number, since it uses less digits than its factorization.

10978842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475 (or 468 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 39.

The square root of 10978842 is about 3313.4335665590. The cubic root of 10978842 is about 222.2553267163.

The spelling of 10978842 in words is "ten million, nine hundred seventy-eight thousand, eight hundred forty-two".