11742212 has 6 divisors (see below), whose sum is σ = 20548878. Its totient is φ = 5871104.

The previous prime is 11742179. The next prime is 11742217. The reversal of 11742212 is 21224711.

It can be written as a sum of positive squares in only one way, i.e., 11600836 + 141376 = 3406^2 + 376^2 .

It is not an unprimeable number, because it can be changed into a prime (11742217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1467773 + ... + 1467780.

It is an arithmetic number, because the mean of its divisors is an integer number (3424813).

Almost surely, 2^11742212 is an apocalyptic number.

It is an amenable number.

11742212 is a deficient number, since it is larger than the sum of its proper divisors (8806666).

11742212 is a wasteful number, since it uses less digits than its factorization.

11742212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2935557 (or 2935555 counting only the distinct ones).

The product of its digits is 224, while the sum is 20.

The square root of 11742212 is about 3426.6911153473. The cubic root of 11742212 is about 227.2915580615.

Adding to 11742212 its reverse (21224711), we get a palindrome (32966923).

The spelling of 11742212 in words is "eleven million, seven hundred forty-two thousand, two hundred twelve".