2268986 has 8 divisors (see below), whose sum is σ = 3450324. Its totient is φ = 1118880.

The previous prime is 2268979. The next prime is 2268991. The reversal of 2268986 is 6898622.

It can be written as a sum of positive squares in 2 ways, for example, as 2193361 + 75625 = 1481^2 + 275^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7625 + ... + 7916.

2^2268986 is an apocalyptic number.

2268986 is a deficient number, since it is larger than the sum of its proper divisors (1181338).

2268986 is a wasteful number, since it uses less digits than its factorization.

2268986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15616.

The product of its digits is 82944, while the sum is 41.

The square root of 2268986 is about 1506.3153720254. The cubic root of 2268986 is about 131.4046111466.

The spelling of 2268986 in words is "two million, two hundred sixty-eight thousand, nine hundred eighty-six".