2028680662 has 8 divisors (see below), whose sum is σ = 3094597800. Its totient is φ = 997148064.

The previous prime is 2028680653. The next prime is 2028680663. The reversal of 2028680662 is 2660868202.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2028680663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8595987 + ... + 8596222.

It is an arithmetic number, because the mean of its divisors is an integer number (386824725).

Almost surely, 2^2028680662 is an apocalyptic number.

2028680662 is a deficient number, since it is larger than the sum of its proper divisors (1065917138).

2028680662 is a wasteful number, since it uses less digits than its factorization.

2028680662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17192270.

The product of its (nonzero) digits is 110592, while the sum is 40.

The square root of 2028680662 is about 45040.8776779494. The cubic root of 2028680662 is about 1265.9150501995.

The spelling of 2028680662 in words is "two billion, twenty-eight million, six hundred eighty thousand, six hundred sixty-two".