2268406 has 24 divisors (see below), whose sum is σ = 4021920. Its totient is φ = 956592.

The previous prime is 2268403. The next prime is 2268437. The reversal of 2268406 is 6048622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2268403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7596 + ... + 7888.

It is an arithmetic number, because the mean of its divisors is an integer number (167580).

2^2268406 is an apocalyptic number.

2268406 is a deficient number, since it is larger than the sum of its proper divisors (1753514).

2268406 is a wasteful number, since it uses less digits than its factorization.

2268406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388 (or 381 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 2268406 is about 1506.1228369559. The cubic root of 2268406 is about 131.3934136088.

The spelling of 2268406 in words is "two million, two hundred sixty-eight thousand, four hundred six".