4238646 has 32 divisors (see below), whose sum is σ = 8877408. Its totient is φ = 1347840.

The previous prime is 4238617. The next prime is 4238651. The reversal of 4238646 is 6468324.

It is a super-2 number, since 2×4238646² = 35932239826632, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13386 + ... + 13698.

It is an arithmetic number, because the mean of its divisors is an integer number (277419).

Almost surely, 2^4238646 is an apocalyptic number.

4238646 is an abundant number, since it is smaller than the sum of its proper divisors (4638762).

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

4238646 is a wasteful number, since it uses less digits than its factorization.

4238646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416.

The product of its digits is 27648, while the sum is 33.

The square root of 4238646 is about 2058.7972216807. The cubic root of 4238646 is about 161.8362161175.

It can be divided in two parts, 4238 and 646, that added together give a palindrome (4884).

The spelling of 4238646 in words is "four million, two hundred thirty-eight thousand, six hundred forty-six".