4284040 has 16 divisors (see below), whose sum is σ = 9639180. Its totient is φ = 1713600.

The previous prime is 4284037. The next prime is 4284041. The reversal of 4284040 is 404824.

It can be written as a sum of positive squares in 2 ways, for example, as 3709476 + 574564 = 1926^2 + 758^2 .

It is not an unprimeable number, because it can be changed into a prime (4284041) 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, 53511 + ... + 53590.

Almost surely, 2^4284040 is an apocalyptic number.

4284040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4284040 is an abundant number, since it is smaller than the sum of its proper divisors (5355140).

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

4284040 is a wasteful number, since it uses less digits than its factorization.

4284040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107112 (or 107108 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 4284040 is about 2069.7922601073. The cubic root of 4284040 is about 162.4118970148.

Adding to 4284040 its reverse (404824), we get a palindrome (4688864).

The spelling of 4284040 in words is "four million, two hundred eighty-four thousand, forty".