2061946 has 8 divisors (see below), whose sum is σ = 3101364. Its totient is φ = 1028160.

The previous prime is 2061923. The next prime is 2061967. The reversal of 2061946 is 6491602.

It can be written as a sum of positive squares in 2 ways, for example, as 1404225 + 657721 = 1185^2 + 811^2 .

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, 325 + ... + 2056.

2^2061946 is an apocalyptic number.

2061946 is a deficient number, since it is larger than the sum of its proper divisors (1039418).

2061946 is a wasteful number, since it uses less digits than its factorization.

2061946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2816.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 2061946 is about 1435.9477706379. The cubic root of 2061946 is about 127.2796861687.

The spelling of 2061946 in words is "two million, sixty-one thousand, nine hundred forty-six".