4214440 has 16 divisors (see below), whose sum is σ = 9482580. Its totient is φ = 1685760.

The previous prime is 4214437. The next prime is 4214479. The reversal of 4214440 is 444124.

It can be written as a sum of positive squares in 2 ways, for example, as 4137156 + 77284 = 2034^2 + 278^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52641 + ... + 52720.

Almost surely, 2^4214440 is an apocalyptic number.

4214440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4214440 is an abundant number, since it is smaller than the sum of its proper divisors (5268140).

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

4214440 is a wasteful number, since it uses less digits than its factorization.

4214440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105372 (or 105368 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 4214440 is about 2052.9101295478. The cubic root of 4214440 is about 161.5275571452.

Adding to 4214440 its reverse (444124), we get a palindrome (4658564).

The spelling of 4214440 in words is "four million, two hundred fourteen thousand, four hundred forty".