2028216074 has 4 divisors (see below), whose sum is σ = 3042324114. Its totient is φ = 1014108036.

The previous prime is 2028216017. The next prime is 2028216079. The reversal of 2028216074 is 4706128202.

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., 1454278225 + 573937849 = 38135^2 + 23957^2 .

It is a super-2 number, since 2×2028216074² = 8227320885663946952, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2028216074.

It is not an unprimeable number, because it can be changed into a prime (2028216079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 507054017 + ... + 507054020.

Almost surely, 2^2028216074 is an apocalyptic number.

2028216074 is a deficient number, since it is larger than the sum of its proper divisors (1014108040).

2028216074 is a wasteful number, since it uses less digits than its factorization.

2028216074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1014108039.

The product of its (nonzero) digits is 10752, while the sum is 32.

The square root of 2028216074 is about 45035.7199787014. The cubic root of 2028216074 is about 1265.8184071194.

The spelling of 2028216074 in words is "two billion, twenty-eight million, two hundred sixteen thousand, seventy-four".