2639116 has 12 divisors (see below), whose sum is σ = 4777920. Its totient is φ = 1274000.

The previous prime is 2639111. The next prime is 2639149. The reversal of 2639116 is 6119362.

It is a super-2 number, since 2×2639116² = 13929866522912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2639111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11260 + ... + 11491.

It is an arithmetic number, because the mean of its divisors is an integer number (398160).

2^2639116 is an apocalyptic number.

It is an amenable number.

2639116 is a deficient number, since it is larger than the sum of its proper divisors (2138804).

2639116 is a wasteful number, since it uses less digits than its factorization.

2639116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22784 (or 22782 counting only the distinct ones).

The product of its digits is 1944, while the sum is 28.

The square root of 2639116 is about 1624.5356259559. The cubic root of 2639116 is about 138.1930365798.

The spelling of 2639116 in words is "two million, six hundred thirty-nine thousand, one hundred sixteen".