2086736 has 20 divisors (see below), whose sum is σ = 4142964. Its totient is φ = 1017600.

The previous prime is 2086727. The next prime is 2086739. The reversal of 2086736 is 6376802.

It can be written as a sum of positive squares in 2 ways, for example, as 126736 + 1960000 = 356^2 + 1400^2 .

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2086739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 935 + ... + 2246.

2^2086736 is an apocalyptic number.

It is an amenable number.

2086736 is a deficient number, since it is larger than the sum of its proper divisors (2056228).

2086736 is a wasteful number, since it uses less digits than its factorization.

2086736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3230 (or 3224 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 2086736 is about 1444.5539103820. The cubic root of 2086736 is about 127.7877341258.

The spelling of 2086736 in words is "two million, eighty-six thousand, seven hundred thirty-six".