4109216 has 12 divisors (see below), whose sum is σ = 8090082. Its totient is φ = 2054592.

The previous prime is 4109201. The next prime is 4109227. The reversal of 4109216 is 6129014.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3225616 + 883600 = 1796^2 + 940^2 .

It is a super-2 number, since 2×4109216² = 33771312269312, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 4109191 and 4109200.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64175 + ... + 64238.

Almost surely, 2^4109216 is an apocalyptic number.

It is an amenable number.

4109216 is a deficient number, since it is larger than the sum of its proper divisors (3980866).

4109216 is a wasteful number, since it uses less digits than its factorization.

4109216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128423 (or 128415 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 4109216 is about 2027.1201247089. The cubic root of 4109216 is about 160.1718985852.

The spelling of 4109216 in words is "four million, one hundred nine thousand, two hundred sixteen".