2061908 has 6 divisors (see below), whose sum is σ = 3608346. Its totient is φ = 1030952.

The previous prime is 2061907. The next prime is 2061919. The reversal of 2061908 is 8091602.

It can be written as a sum of positive squares in only one way, i.e., 1085764 + 976144 = 1042^2 + 988^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2061907) 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, 257735 + ... + 257742.

It is an arithmetic number, because the mean of its divisors is an integer number (601391).

2^2061908 is an apocalyptic number.

It is an amenable number.

2061908 is a deficient number, since it is larger than the sum of its proper divisors (1546438).

2061908 is a wasteful number, since it uses less digits than its factorization.

2061908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515481 (or 515479 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 2061908 is about 1435.9345388979. The cubic root of 2061908 is about 127.2789042766.

The spelling of 2061908 in words is "two million, sixty-one thousand, nine hundred eight".