4028416 has 48 divisors (see below), whose sum is σ = 9238320. Its totient is φ = 1720320.

The previous prime is 4028413. The next prime is 4028429. The reversal of 4028416 is 6148204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4028413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14196 + ... + 14476.

It is an arithmetic number, because the mean of its divisors is an integer number (192465).

Almost surely, 2^4028416 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4028416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4619160).

4028416 is an abundant number, since it is smaller than the sum of its proper divisors (5209904).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4028416 is an equidigital number, since it uses as much as digits as its factorization.

4028416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310 (or 290 counting only the distinct ones).

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

The square root of 4028416 is about 2007.0914279125. The cubic root of 4028416 is about 159.1151151393.

It can be divided in two parts, 4028 and 416, that added together give a palindrome (4444).

The spelling of 4028416 in words is "four million, twenty-eight thousand, four hundred sixteen".