11428776 has 48 divisors (see below), whose sum is σ = 32104800. Its totient is φ = 3808944.

The previous prime is 11428763. The next prime is 11428787. The reversal of 11428776 is 67782411.

11428776 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 11428776.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 996 + ... + 4883.

It is an arithmetic number, because the mean of its divisors is an integer number (668850).

Almost surely, 2^11428776 is an apocalyptic number.

It is an amenable number.

11428776 is an abundant number, since it is smaller than the sum of its proper divisors (20676024).

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

11428776 is an equidigital number, since it uses as much as digits as its factorization.

11428776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5900 (or 5884 counting only the distinct ones).

The product of its digits is 18816, while the sum is 36.

The square root of 11428776 is about 3380.6472753010. The cubic root of 11428776 is about 225.2509200698.

The spelling of 11428776 in words is "eleven million, four hundred twenty-eight thousand, seven hundred seventy-six".