3028220766 has 24 divisors (see below), whose sum is σ = 6612812544. Its totient is φ = 1001458080.

The previous prime is 3028220753. The next prime is 3028220807. The reversal of 3028220766 is 6670228203.

It is a self number, because there is not a number n which added to its sum of digits gives 3028220766.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 660055 + ... + 664626.

It is an arithmetic number, because the mean of its divisors is an integer number (275533856).

Almost surely, 2^3028220766 is an apocalyptic number.

3028220766 is an abundant number, since it is smaller than the sum of its proper divisors (3584591778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3028220766 is a wasteful number, since it uses less digits than its factorization.

3028220766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1324816 (or 1324813 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 3028220766 is about 55029.2719014162. The cubic root of 3028220766 is about 1446.7578398111.

Adding to 3028220766 its reverse (6670228203), we get a palindrome (9698448969).

The spelling of 3028220766 in words is "three billion, twenty-eight million, two hundred twenty thousand, seven hundred sixty-six".