4245216 has 24 divisors (see below), whose sum is σ = 11143944. Its totient is φ = 1415040.

The previous prime is 4245209. The next prime is 4245217. The reversal of 4245216 is 6125424.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a d-powerful number, because it can be written as 4⁶ + 2 + 4¹¹ + 5³ + 2⁵ + 1 + 6⁶ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4245217) 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, 22015 + ... + 22206.

It is an arithmetic number, because the mean of its divisors is an integer number (464331).

Almost surely, 2^4245216 is an apocalyptic number.

It is an amenable number.

4245216 is an abundant number, since it is smaller than the sum of its proper divisors (6898728).

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

4245216 is a wasteful number, since it uses less digits than its factorization.

4245216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44234 (or 44226 counting only the distinct ones).

The product of its digits is 1920, while the sum is 24.

The square root of 4245216 is about 2060.3921956754. The cubic root of 4245216 is about 161.9197895866.

The spelling of 4245216 in words is "four million, two hundred forty-five thousand, two hundred sixteen".