2093656 has 8 divisors (see below), whose sum is σ = 3925620. Its totient is φ = 1046824.

The previous prime is 2093653. The next prime is 2093699. The reversal of 2093656 is 6563902.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2093653) 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 as a sum of consecutive naturals, namely, 130846 + ... + 130861.

2^2093656 is an apocalyptic number.

It is an amenable number.

2093656 is a deficient number, since it is larger than the sum of its proper divisors (1831964).

2093656 is a wasteful number, since it uses less digits than its factorization.

2093656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261713 (or 261709 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 2093656 is about 1446.9471310314. The cubic root of 2093656 is about 127.9288341382.

The spelling of 2093656 in words is "two million, ninety-three thousand, six hundred fifty-six".