4028486 has 48 divisors (see below), whose sum is σ = 7953552. Its totient is φ = 1512000.

The previous prime is 4028471. The next prime is 4028491. The reversal of 4028486 is 6848204.

4028486 is nontrivially palindromic in base 6.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39836 + ... + 39936.

It is an arithmetic number, because the mean of its divisors is an integer number (165699).

Almost surely, 2^4028486 is an apocalyptic number.

4028486 is a deficient number, since it is larger than the sum of its proper divisors (3925066).

4028486 is a wasteful number, since it uses less digits than its factorization.

4028486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165 (or 158 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 32.

The square root of 4028486 is about 2007.1088660060. The cubic root of 4028486 is about 159.1160367583.

It can be divided in two parts, 402 and 8486, that added together give a palindrome (8888).

The spelling of 4028486 in words is "four million, twenty-eight thousand, four hundred eighty-six".