4214509 has 8 divisors (see below), whose sum is σ = 4601912. Its totient is φ = 3836160.

The previous prime is 4214503. The next prime is 4214519. The reversal of 4214509 is 9054124.

It can be written as a sum of positive squares in 4 ways, for example, as 126025 + 4088484 = 355^2 + 2022^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4214509 - 2⁷ = 4214381 is a prime.

It is a super-2 number, since 2×4214509² = 35524172222162, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4214503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1272 + ... + 3169.

It is an arithmetic number, because the mean of its divisors is an integer number (575239).

Almost surely, 2^4214509 is an apocalyptic number.

It is an amenable number.

4214509 is a deficient number, since it is larger than the sum of its proper divisors (387403).

4214509 is a wasteful number, since it uses less digits than its factorization.

4214509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4527.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 4214509 is about 2052.9269348908. The cubic root of 4214509 is about 161.5284386653.

The spelling of 4214509 in words is "four million, two hundred fourteen thousand, five hundred nine".