4028868446 has 8 divisors (see below), whose sum is σ = 6128419824. Its totient is φ = 1986061840.

The previous prime is 4028868443. The next prime is 4028868479. The reversal of 4028868446 is 6448688204.

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

It is a junction number, because it is equal to n+sod(n) for n = 4028868394 and 4028868403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4028868443) 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 3 ways as a sum of consecutive naturals, for example, 14186015 + ... + 14186298.

It is an arithmetic number, because the mean of its divisors is an integer number (766052478).

Almost surely, 2^4028868446 is an apocalyptic number.

4028868446 is a deficient number, since it is larger than the sum of its proper divisors (2099551378).

4028868446 is a wasteful number, since it uses less digits than its factorization.

4028868446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28372386.

The product of its (nonzero) digits is 2359296, while the sum is 50.

The square root of 4028868446 is about 63473.3680058022. The cubic root of 4028868446 is about 1591.2107184806.

The spelling of 4028868446 in words is "four billion, twenty-eight million, eight hundred sixty-eight thousand, four hundred forty-six".