11678446 has 8 divisors (see below), whose sum is σ = 18865224. Its totient is φ = 5390040.

The previous prime is 11678431. The next prime is 11678453. The reversal of 11678446 is 64487611.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×11678446³ (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 224560 + ... + 224611.

It is an arithmetic number, because the mean of its divisors is an integer number (2358153).

Almost surely, 2^11678446 is an apocalyptic number.

11678446 is a deficient number, since it is larger than the sum of its proper divisors (7186778).

11678446 is a wasteful number, since it uses less digits than its factorization.

11678446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449186.

The product of its digits is 32256, while the sum is 37.

The square root of 11678446 is about 3417.3741381359. The cubic root of 11678446 is about 226.8793759702.

The spelling of 11678446 in words is "eleven million, six hundred seventy-eight thousand, four hundred forty-six".