6620116 has 6 divisors (see below), whose sum is σ = 11585210. Its totient is φ = 3310056.

The previous prime is 6620101. The next prime is 6620171. The reversal of 6620116 is 6110266.

It can be written as a sum of positive squares in only one way, i.e., 6051600 + 568516 = 2460^2 + 754^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 827511 + ... + 827518.

Almost surely, 2^6620116 is an apocalyptic number.

It is an amenable number.

6620116 is a deficient number, since it is larger than the sum of its proper divisors (4965094).

6620116 is a wasteful number, since it uses less digits than its factorization.

6620116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1655033 (or 1655031 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 6620116 is about 2572.9586082951. The cubic root of 6620116 is about 187.7681236616.

The spelling of 6620116 in words is "six million, six hundred twenty thousand, one hundred sixteen".