2641616 has 20 divisors (see below), whose sum is σ = 5169312. Its totient is φ = 1307616.

The previous prime is 2641577. The next prime is 2641631. The reversal of 2641616 is 6161462.

It is a happy number.

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, 941 + ... + 2483.

2^2641616 is an apocalyptic number.

It is an amenable number.

2641616 is a deficient number, since it is larger than the sum of its proper divisors (2527696).

2641616 is a wasteful number, since it uses less digits than its factorization.

2641616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1658 (or 1652 counting only the distinct ones).

The product of its digits is 1728, while the sum is 26.

The square root of 2641616 is about 1625.3048944736. The cubic root of 2641616 is about 138.2366589592.

It can be divided in two parts, 264 and 1616, that multiplied together give a palindrome (426624).

The spelling of 2641616 in words is "two million, six hundred forty-one thousand, six hundred sixteen".