2126188 has 6 divisors (see below), whose sum is σ = 3720836. Its totient is φ = 1063092.

The previous prime is 2126177. The next prime is 2126191. The reversal of 2126188 is 8816212.

It is a super-2 number, since 2×2126188² = 9041350822688, which contains 22 as substring.

It is a plaindrome in base 11.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265770 + ... + 265777.

2^2126188 is an apocalyptic number.

It is an amenable number.

2126188 is a deficient number, since it is larger than the sum of its proper divisors (1594648).

2126188 is a wasteful number, since it uses less digits than its factorization.

2126188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531551 (or 531549 counting only the distinct ones).

The product of its digits is 1536, while the sum is 28.

The square root of 2126188 is about 1458.1453974141. The cubic root of 2126188 is about 128.5880333639.

It can be divided in two parts, 212 and 6188, that added together give a square (6400 = 80²).

The spelling of 2126188 in words is "two million, one hundred twenty-six thousand, one hundred eighty-eight".