4014440 has 16 divisors (see below), whose sum is σ = 9032580. Its totient is φ = 1605760.

The previous prime is 4014421. The next prime is 4014449. The reversal of 4014440 is 444104.

It can be written as a sum of positive squares in 2 ways, for example, as 3694084 + 320356 = 1922^2 + 566^2 .

It is a super-2 number, since 2×4014440² = 32231457027200, which contains 22 as substring.

It is a nialpdrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (4014449) 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, 50141 + ... + 50220.

Almost surely, 2^4014440 is an apocalyptic number.

4014440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4014440 is an abundant number, since it is smaller than the sum of its proper divisors (5018140).

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

4014440 is a wasteful number, since it uses less digits than its factorization.

4014440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100372 (or 100368 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 4014440 is about 2003.6067478425. The cubic root of 4014440 is about 158.9308930592.

Adding to 4014440 its reverse (444104), we get a palindrome (4458544).

It can be divided in two parts, 40 and 14440, that multiplied together give a square (577600 = 760²).

The spelling of 4014440 in words is "four million, fourteen thousand, four hundred forty".