11404146 has 32 divisors (see below), whose sum is σ = 24696000. Its totient is φ = 3489984.

The previous prime is 11404139. The next prime is 11404171. The reversal of 11404146 is 64140411.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22605 + ... + 23103.

It is an arithmetic number, because the mean of its divisors is an integer number (771750).

Almost surely, 2^11404146 is an apocalyptic number.

11404146 is an abundant number, since it is smaller than the sum of its proper divisors (13291854).

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

11404146 is a wasteful number, since it uses less digits than its factorization.

11404146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 11404146 is about 3377.0025170260. The cubic root of 11404146 is about 225.0889919578.

Adding to 11404146 its reverse (64140411), we get a palindrome (75544557).

The spelling of 11404146 in words is "eleven million, four hundred four thousand, one hundred forty-six".