4028146 has 8 divisors (see below), whose sum is σ = 6055344. Its totient is φ = 2009700.

The previous prime is 4028137. The next prime is 4028173. The reversal of 4028146 is 6418204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 4028146.

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, 880 + ... + 2971.

It is an arithmetic number, because the mean of its divisors is an integer number (756918).

Almost surely, 2^4028146 is an apocalyptic number.

4028146 is a deficient number, since it is larger than the sum of its proper divisors (2027198).

4028146 is a wasteful number, since it uses less digits than its factorization.

4028146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4376.

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 4028146 is about 2007.0241652755. The cubic root of 4028146 is about 159.1115602234. Note that the first 3 decimals are identical.

The spelling of 4028146 in words is "four million, twenty-eight thousand, one hundred forty-six".