4042826 has 8 divisors (see below), whose sum is σ = 6073380. Its totient is φ = 2018368.

The previous prime is 4042823. The next prime is 4042849. The reversal of 4042826 is 6282404.

4042826 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 4020025 + 22801 = 2005^2 + 151^2 .

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4042795 and 4042804.

It is not an unprimeable number, because it can be changed into a prime (4042823) by changing a digit.

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, 920 + ... + 2988.

Almost surely, 2^4042826 is an apocalyptic number.

4042826 is a deficient number, since it is larger than the sum of its proper divisors (2030554).

4042826 is a wasteful number, since it uses less digits than its factorization.

4042826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3048.

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 4042826 is about 2010.6779951051. The cubic root of 4042826 is about 159.3046123115.

The spelling of 4042826 in words is "four million, forty-two thousand, eight hundred twenty-six".