4224865 has 8 divisors (see below), whose sum is σ = 5244840. Its totient is φ = 3263232.

The previous prime is 4224851. The next prime is 4224889. The reversal of 4224865 is 5684224.

4224865 is nontrivially palindromic in base 12.

It can be written as a sum of positive squares in 4 ways, for example, as 1290496 + 2934369 = 1136^2 + 1713^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4224865 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14424 + ... + 14713.

It is an arithmetic number, because the mean of its divisors is an integer number (655605).

Almost surely, 2^4224865 is an apocalyptic number.

It is an amenable number.

4224865 is a deficient number, since it is larger than the sum of its proper divisors (1019975).

4224865 is a wasteful number, since it uses less digits than its factorization.

4224865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29171.

The product of its digits is 15360, while the sum is 31.

The square root of 4224865 is about 2055.4476398099. The cubic root of 4224865 is about 161.6606343919.

The spelling of 4224865 in words is "four million, two hundred twenty-four thousand, eight hundred sixty-five".