11242146 has 16 divisors (see below), whose sum is σ = 22793184. Its totient is φ = 3695904.

The previous prime is 11242123. The next prime is 11242157. The reversal of 11242146 is 64124211.

It is a happy 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 7 ways as a sum of consecutive naturals, for example, 12396 + ... + 13271.

It is an arithmetic number, because the mean of its divisors is an integer number (1424574).

Almost surely, 2^11242146 is an apocalyptic number.

11242146 is an abundant number, since it is smaller than the sum of its proper divisors (11551038).

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

11242146 is a wasteful number, since it uses less digits than its factorization.

11242146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25745.

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

The square root of 11242146 is about 3352.9309566408. The cubic root of 11242146 is about 224.0180815549.

Adding to 11242146 its reverse (64124211), we get a palindrome (75366357).

The spelling of 11242146 in words is "eleven million, two hundred forty-two thousand, one hundred forty-six".