11742226 has 4 divisors (see below), whose sum is σ = 17613342. Its totient is φ = 5871112.

The previous prime is 11742217. The next prime is 11742251. The reversal of 11742226 is 62224711.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 10530025 + 1212201 = 3245^2 + 1101^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11742226.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2935555 + ... + 2935558.

Almost surely, 2^11742226 is an apocalyptic number.

11742226 is a deficient number, since it is larger than the sum of its proper divisors (5871116).

11742226 is an equidigital number, since it uses as much as digits as its factorization.

11742226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5871115.

The product of its digits is 1344, while the sum is 25.

The square root of 11742226 is about 3426.6931581337. The cubic root of 11742226 is about 227.2916483932.

Adding to 11742226 its reverse (62224711), we get a palindrome (73966937).

The spelling of 11742226 in words is "eleven million, seven hundred forty-two thousand, two hundred twenty-six".