3052020728 has 16 divisors (see below), whose sum is σ = 5732465280. Its totient is φ = 1523363328.

The previous prime is 3052020709. The next prime is 3052020781. The reversal of 3052020728 is 8270202503.

It is a self number, because there is not a number n which added to its sum of digits gives 3052020728.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 325976 + ... + 335207.

It is an arithmetic number, because the mean of its divisors is an integer number (358279080).

Almost surely, 2^3052020728 is an apocalyptic number.

It is an amenable number.

3052020728 is a deficient number, since it is larger than the sum of its proper divisors (2680444552).

3052020728 is a wasteful number, since it uses less digits than its factorization.

3052020728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661766 (or 661762 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 3052020728 is about 55245.0968684100. The cubic root of 3052020728 is about 1450.5381637727.

The spelling of 3052020728 in words is "three billion, fifty-two million, twenty thousand, seven hundred twenty-eight".