2628616 has 16 divisors (see below), whose sum is σ = 5034240. Its totient is φ = 1286160.

The previous prime is 2628607. The next prime is 2628617. The reversal of 2628616 is 6168262.

It is not an unprimeable number, because it can be changed into a prime (2628617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3120 + ... + 3871.

It is an arithmetic number, because the mean of its divisors is an integer number (314640).

2^2628616 is an apocalyptic number.

It is an amenable number.

2628616 is a deficient number, since it is larger than the sum of its proper divisors (2405624).

2628616 is a wasteful number, since it uses less digits than its factorization.

2628616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7044 (or 7040 counting only the distinct ones).

The product of its digits is 6912, while the sum is 31.

The square root of 2628616 is about 1621.3007123911. The cubic root of 2628616 is about 138.0095211522.

The spelling of 2628616 in words is "two million, six hundred twenty-eight thousand, six hundred sixteen".