4126728 has 16 divisors (see below), whose sum is σ = 10316880. Its totient is φ = 1375568.

The previous prime is 4126697. The next prime is 4126757. The reversal of 4126728 is 8276214.

4126728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 4126695 and 4126704.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85950 + ... + 85997.

It is an arithmetic number, because the mean of its divisors is an integer number (644805).

Almost surely, 2^4126728 is an apocalyptic number.

It is an amenable number.

4126728 is an abundant number, since it is smaller than the sum of its proper divisors (6190152).

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

4126728 is a wasteful number, since it uses less digits than its factorization.

4126728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171956 (or 171952 counting only the distinct ones).

The product of its digits is 5376, while the sum is 30.

The square root of 4126728 is about 2031.4349608097. The cubic root of 4126728 is about 160.3991077949.

It can be divided in two parts, 412 and 6728, that added together give a triangular number (7140 = T₁₁₉).

The spelling of 4126728 in words is "four million, one hundred twenty-six thousand, seven hundred twenty-eight".