2028671019 has 6 divisors (see below), whose sum is σ = 2930302596. Its totient is φ = 1352447340.

The previous prime is 2028670999. The next prime is 2028671053. The reversal of 2028671019 is 9101768202.

It is not a de Polignac number, because 2028671019 - 2⁹ = 2028670507 is a prime.

It is a super-2 number, since 2×2028671019² = 8231012206660996722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2028671219) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 112703937 + ... + 112703954.

It is an arithmetic number, because the mean of its divisors is an integer number (488383766).

Almost surely, 2^2028671019 is an apocalyptic number.

2028671019 is a deficient number, since it is larger than the sum of its proper divisors (901631577).

2028671019 is a wasteful number, since it uses less digits than its factorization.

2028671019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225407897 (or 225407894 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The square root of 2028671019 is about 45040.7706306187. The cubic root of 2028671019 is about 1265.9130444233.

The spelling of 2028671019 in words is "two billion, twenty-eight million, six hundred seventy-one thousand, nineteen".