4028366 has 4 divisors (see below), whose sum is σ = 6042552. Its totient is φ = 2014182.

The previous prime is 4028363. The next prime is 4028389. The reversal of 4028366 is 6638204.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4028363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1007090 + ... + 1007093.

It is an arithmetic number, because the mean of its divisors is an integer number (1510638).

Almost surely, 2^4028366 is an apocalyptic number.

4028366 is a deficient number, since it is larger than the sum of its proper divisors (2014186).

4028366 is a wasteful number, since it uses less digits than its factorization.

4028366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2014185.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 4028366 is about 2007.0789720387. The cubic root of 4028366 is about 159.1144568335.

The spelling of 4028366 in words is "four million, twenty-eight thousand, three hundred sixty-six".