11678428 has 24 divisors (see below), whose sum is σ = 20888784. Its totient is φ = 5712000.

The previous prime is 11678393. The next prime is 11678431. The reversal of 11678428 is 82487611.

11678428 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55243 + ... + 55453.

It is an arithmetic number, because the mean of its divisors is an integer number (870366).

Almost surely, 2^11678428 is an apocalyptic number.

It is an amenable number.

11678428 is a deficient number, since it is larger than the sum of its proper divisors (9210356).

11678428 is a wasteful number, since it uses less digits than its factorization.

11678428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453 (or 451 counting only the distinct ones).

The product of its digits is 21504, while the sum is 37.

The square root of 11678428 is about 3417.3715045339. The cubic root of 11678428 is about 226.8792594070.

The spelling of 11678428 in words is "eleven million, six hundred seventy-eight thousand, four hundred twenty-eight".