11427928 has 8 divisors (see below), whose sum is σ = 21427380. Its totient is φ = 5713960.

The previous prime is 11427917. The next prime is 11427929. The reversal of 11427928 is 82972411.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 11427893 and 11427902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11427929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 714238 + ... + 714253.

Almost surely, 2^11427928 is an apocalyptic number.

It is an amenable number.

11427928 is a deficient number, since it is larger than the sum of its proper divisors (9999452).

11427928 is a wasteful number, since it uses less digits than its factorization.

11427928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1428497 (or 1428493 counting only the distinct ones).

The product of its digits is 8064, while the sum is 34.

The square root of 11427928 is about 3380.5218532055. The cubic root of 11427928 is about 225.2453488257.

The spelling of 11427928 in words is "eleven million, four hundred twenty-seven thousand, nine hundred twenty-eight".