12241746 has 64 divisors (see below), whose sum is σ = 30533760. Its totient is φ = 3602880.

The previous prime is 12241729. The next prime is 12241759. The reversal of 12241746 is 64714221.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon 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 31 ways as a sum of consecutive naturals, for example, 21700 + ... + 22256.

It is an arithmetic number, because the mean of its divisors is an integer number (477090).

Almost surely, 2^12241746 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12241746, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15266880).

12241746 is an abundant number, since it is smaller than the sum of its proper divisors (18292014).

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

12241746 is a wasteful number, since it uses less digits than its factorization.

12241746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616 (or 610 counting only the distinct ones).

The product of its digits is 2688, while the sum is 27.

The square root of 12241746 is about 3498.8206584505. The cubic root of 12241746 is about 230.4700280841.

Adding to 12241746 its reverse (64714221), we get a palindrome (76955967).

The spelling of 12241746 in words is "twelve million, two hundred forty-one thousand, seven hundred forty-six".