3620216 has 16 divisors (see below), whose sum is σ = 6882000. Its totient is φ = 1785024.

The previous prime is 3620209. The next prime is 3620231. The reversal of 3620216 is 6120263.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2516 + ... + 3683.

It is an arithmetic number, because the mean of its divisors is an integer number (430125).

Almost surely, 2^3620216 is an apocalyptic number.

It is an amenable number.

3620216 is a deficient number, since it is larger than the sum of its proper divisors (3261784).

3620216 is a wasteful number, since it uses less digits than its factorization.

3620216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6278 (or 6274 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 3620216 is about 1902.6865217371. The cubic root of 3620216 is about 153.5482346903.

Adding to 3620216 its reverse (6120263), we get a palindrome (9740479).

The spelling of 3620216 in words is "three million, six hundred twenty thousand, two hundred sixteen".