2030039728 has 10 divisors (see below), whose sum is σ = 3933202004. Its totient is φ = 1015019856.

The previous prime is 2030039723. The next prime is 2030039729. The reversal of 2030039728 is 8279300302.

It is a super-2 number, since 2×2030039728² = 8242122594516627968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2030039693 and 2030039702.

It is not an unprimeable number, because it can be changed into a prime (2030039723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63438726 + ... + 63438757.

Almost surely, 2^2030039728 is an apocalyptic number.

It is an amenable number.

2030039728 is a deficient number, since it is larger than the sum of its proper divisors (1903162276).

2030039728 is a wasteful number, since it uses less digits than its factorization.

2030039728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126877491 (or 126877485 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 2030039728 is about 45055.9621803819. The cubic root of 2030039728 is about 1266.1976769142.

The spelling of 2030039728 in words is "two billion, thirty million, thirty-nine thousand, seven hundred twenty-eight".