3072128 has 16 divisors (see below), whose sum is σ = 6120510. Its totient is φ = 1536000.

The previous prime is 3072127. The next prime is 3072137. The reversal of 3072128 is 8212703.

It can be written as a sum of positive squares in only one way, i.e., 2849344 + 222784 = 1688^2 + 472^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is not an unprimeable number, because it can be changed into a prime (3072127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11873 + ... + 12128.

Almost surely, 2^3072128 is an apocalyptic number.

It is an amenable number.

3072128 is a deficient number, since it is larger than the sum of its proper divisors (3048382).

3072128 is an equidigital number, since it uses as much as digits as its factorization.

3072128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24015 (or 24003 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 3072128 is about 1752.7486984733. The cubic root of 3072128 is about 145.3716664214.

The spelling of 3072128 in words is "three million, seventy-two thousand, one hundred twenty-eight".