3028899728 has 20 divisors (see below), whose sum is σ = 5870838528. Its totient is φ = 1513844640.

The previous prime is 3028899719. The next prime is 3028899749. The reversal of 3028899728 is 8279988203.

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, 4925 + ... + 77987.

Almost surely, 2^3028899728 is an apocalyptic number.

It is an amenable number.

3028899728 is a deficient number, since it is larger than the sum of its proper divisors (2841938800).

3028899728 is a wasteful number, since it uses less digits than its factorization.

3028899728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75662 (or 75656 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 56.

The square root of 3028899728 is about 55035.4406541821. The cubic root of 3028899728 is about 1446.8659583255.

The spelling of 3028899728 in words is "three billion, twenty-eight million, eight hundred ninety-nine thousand, seven hundred twenty-eight".