4028926 has 16 divisors (see below), whose sum is σ = 6624000. Its totient is φ = 1822680.

The previous prime is 4028923. The next prime is 4028929. The reversal of 4028926 is 6298204.

4028926 = 105² + 106² + ... + 236².

It is an interprime number because it is at equal distance from previous prime (4028923) and next prime (4028929).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4028923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7825 + ... + 8323.

It is an arithmetic number, because the mean of its divisors is an integer number (414000).

Almost surely, 2^4028926 is an apocalyptic number.

4028926 is a deficient number, since it is larger than the sum of its proper divisors (2595074).

4028926 is a wasteful number, since it uses less digits than its factorization.

4028926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 879.

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 4028926 is about 2007.2184734104. The cubic root of 4028926 is about 159.1218295472.

The spelling of 4028926 in words is "four million, twenty-eight thousand, nine hundred twenty-six".