2306986 has 12 divisors (see below), whose sum is σ = 3804066. Its totient is φ = 1048520.

The previous prime is 2306981. The next prime is 2307031. The reversal of 2306986 is 6896032.

It is a happy number.

2306986 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2205225 + 101761 = 1485^2 + 319^2 .

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (2306981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4525 + ... + 5008.

2^2306986 is an apocalyptic number.

2306986 is a deficient number, since it is larger than the sum of its proper divisors (1497080).

2306986 is a wasteful number, since it uses less digits than its factorization.

2306986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9557 (or 9546 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 2306986 is about 1518.8765585129. The cubic root of 2306986 is about 132.1341229331.

The spelling of 2306986 in words is "two million, three hundred six thousand, nine hundred eighty-six".