2620216 has 16 divisors (see below), whose sum is σ = 4960440. Its totient is φ = 1297440.

The previous prime is 2620207. The next prime is 2620223. The reversal of 2620216 is 6120262.

It is a junction number, because it is equal to n+sod(n) for n = 2620193 and 2620202.

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, 675 + ... + 2386.

2^2620216 is an apocalyptic number.

It is an amenable number.

2620216 is a deficient number, since it is larger than the sum of its proper divisors (2340224).

2620216 is a wasteful number, since it uses less digits than its factorization.

2620216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3174 (or 3170 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2620216 is about 1618.7081268715. The cubic root of 2620216 is about 137.8623566318.

Adding to 2620216 its reverse (6120262), we get a palindrome (8740478).

The spelling of 2620216 in words is "two million, six hundred twenty thousand, two hundred sixteen".