11084778 has 12 divisors (see below), whose sum is σ = 24017058. Its totient is φ = 3694920.

The previous prime is 11084767. The next prime is 11084779. The reversal of 11084778 is 87748011.

11084778 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 8450649 + 2634129 = 2907^2 + 1623^2 .

It is not an unprimeable number, because it can be changed into a prime (11084779) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 307893 + ... + 307928.

Almost surely, 2^11084778 is an apocalyptic number.

11084778 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

11084778 is an abundant number, since it is smaller than the sum of its proper divisors (12932280).

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

11084778 is a wasteful number, since it uses less digits than its factorization.

11084778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 615829 (or 615826 counting only the distinct ones).

The product of its (nonzero) digits is 12544, while the sum is 36.

The square root of 11084778 is about 3329.3810235538. The cubic root of 11084778 is about 222.9678947258.

It can be divided in two parts, 1108 and 4778, that added together give a triangular number (5886 = T₁₀₈).

The spelling of 11084778 in words is "eleven million, eighty-four thousand, seven hundred seventy-eight".