11426188 has 6 divisors (see below), whose sum is σ = 19995836. Its totient is φ = 5713092.

The previous prime is 11426171. The next prime is 11426189. The reversal of 11426188 is 88162411.

11426188 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11426188² = 261115544422688, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11426189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1428270 + ... + 1428277.

Almost surely, 2^11426188 is an apocalyptic number.

It is an amenable number.

11426188 is a deficient number, since it is larger than the sum of its proper divisors (8569648).

11426188 is a wasteful number, since it uses less digits than its factorization.

11426188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2856551 (or 2856549 counting only the distinct ones).

The product of its digits is 3072, while the sum is 31.

The square root of 11426188 is about 3380.2644866933. The cubic root of 11426188 is about 225.2339164004.

Adding to 11426188 its reverse (88162411), we get a palindrome (99588599).

The spelling of 11426188 in words is "eleven million, four hundred twenty-six thousand, one hundred eighty-eight".