2665516 has 24 divisors (see below), whose sum is σ = 5564160. Its totient is φ = 1092432.

The previous prime is 2665513. The next prime is 2665547. The reversal of 2665516 is 6155662.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a nialpdrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (2665513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1426 + ... + 2713.

It is an arithmetic number, because the mean of its divisors is an integer number (231840).

2^2665516 is an apocalyptic number.

It is an amenable number.

2665516 is an abundant number, since it is smaller than the sum of its proper divisors (2898644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2665516 is a wasteful number, since it uses less digits than its factorization.

2665516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4173 (or 4171 counting only the distinct ones).

The product of its digits is 10800, while the sum is 31.

The square root of 2665516 is about 1632.6408055662. The cubic root of 2665516 is about 138.6523063079.

The spelling of 2665516 in words is "two million, six hundred sixty-five thousand, five hundred sixteen".