10981928 has 16 divisors (see below), whose sum is σ = 20729760. Its totient is φ = 5454000.

The previous prime is 10981921. The next prime is 10981931. The reversal of 10981928 is 82918901.

It is a junction number, because it is equal to n+sod(n) for n = 10981891 and 10981900.

It is not an unprimeable number, because it can be changed into a prime (10981921) 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, 3338 + ... + 5753.

It is an arithmetic number, because the mean of its divisors is an integer number (1295610).

Almost surely, 2^10981928 is an apocalyptic number.

It is an amenable number.

10981928 is a deficient number, since it is larger than the sum of its proper divisors (9747832).

10981928 is a wasteful number, since it uses less digits than its factorization.

10981928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9248 (or 9244 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 38.

The square root of 10981928 is about 3313.8992139170. The cubic root of 10981928 is about 222.2761490606.

The spelling of 10981928 in words is "ten million, nine hundred eighty-one thousand, nine hundred twenty-eight".