2065898 has 4 divisors (see below), whose sum is σ = 3098850. Its totient is φ = 1032948.

The previous prime is 2065897. The next prime is 2065907. The reversal of 2065898 is 8985602.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1923769 + 142129 = 1387^2 + 377^2 .

It is not an unprimeable number, because it can be changed into a prime (2065897) 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, 516473 + ... + 516476.

2^2065898 is an apocalyptic number.

2065898 is a deficient number, since it is larger than the sum of its proper divisors (1032952).

2065898 is a wasteful number, since it uses less digits than its factorization.

2065898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1032951.

The product of its (nonzero) digits is 34560, while the sum is 38.

The square root of 2065898 is about 1437.3232065197. The cubic root of 2065898 is about 127.3609505502.

The spelling of 2065898 in words is "two million, sixty-five thousand, eight hundred ninety-eight".