11421392 has 20 divisors (see below), whose sum is σ = 22843776. Its totient is φ = 5526240.

The previous prime is 11421379. The next prime is 11421401. The reversal of 11421392 is 29312411.

11421392 is an admirable number.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 11018 + ... + 12009.

Almost surely, 2^11421392 is an apocalyptic number.

It is an amenable number.

11421392 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11421392 is a wasteful number, since it uses less digits than its factorization.

11421392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23066 (or 23060 counting only the distinct ones).

The product of its digits is 432, while the sum is 23.

The square root of 11421392 is about 3379.5550002922. Note that the first 3 decimals coincide. The cubic root of 11421392 is about 225.2023989472.

The spelling of 11421392 in words is "eleven million, four hundred twenty-one thousand, three hundred ninety-two".