2036661 has 8 divisors (see below), whose sum is σ = 2962464. Its totient is φ = 1234320.

The previous prime is 2036623. The next prime is 2036663. The reversal of 2036661 is 1666302.

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

It is not a de Polignac number, because 2036661 - 2⁶ = 2036597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2036663) 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 7 ways as a sum of consecutive naturals, for example, 30826 + ... + 30891.

It is an arithmetic number, because the mean of its divisors is an integer number (370308).

2^2036661 is an apocalyptic number.

It is an amenable number.

2036661 is a deficient number, since it is larger than the sum of its proper divisors (925803).

2036661 is a wasteful number, since it uses less digits than its factorization.

2036661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61731.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 2036661 is about 1427.1163232197. The cubic root of 2036661 is about 126.7572812673.

The spelling of 2036661 in words is "two million, thirty-six thousand, six hundred sixty-one".