4205216 has 12 divisors (see below), whose sum is σ = 8279082. Its totient is φ = 2102592.

The previous prime is 4205191. The next prime is 4205219. The reversal of 4205216 is 6125024.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2755600 + 1449616 = 1660^2 + 1204^2 .

It is a d-powerful number, because it can be written as 4¹¹ + 2 + 0 + 5⁵ + 2³ + 1 + 6⁵ .

It is not an unprimeable number, because it can be changed into a prime (4205219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65675 + ... + 65738.

Almost surely, 2^4205216 is an apocalyptic number.

It is an amenable number.

4205216 is a deficient number, since it is larger than the sum of its proper divisors (4073866).

4205216 is a wasteful number, since it uses less digits than its factorization.

4205216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131423 (or 131415 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 4205216 is about 2050.6623320284. The cubic root of 4205216 is about 161.4096277962.

The spelling of 4205216 in words is "four million, two hundred five thousand, two hundred sixteen".