11242546 has 16 divisors (see below), whose sum is σ = 19938240. Its totient is φ = 4651920.

The previous prime is 11242531. The next prime is 11242549. The reversal of 11242546 is 64524211.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 11242546.

It is not an unprimeable number, because it can be changed into a prime (11242549) by changing a digit.

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, 13440 + ... + 14251.

It is an arithmetic number, because the mean of its divisors is an integer number (1246140).

Almost surely, 2^11242546 is an apocalyptic number.

11242546 is a deficient number, since it is larger than the sum of its proper divisors (8695694).

11242546 is a wasteful number, since it uses less digits than its factorization.

11242546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27729.

The product of its digits is 1920, while the sum is 25.

The square root of 11242546 is about 3352.9906054148. The cubic root of 11242546 is about 224.0207384073.

Adding to 11242546 its reverse (64524211), we get a palindrome (75766757).

The spelling of 11242546 in words is "eleven million, two hundred forty-two thousand, five hundred forty-six".