2665632 has 24 divisors (see below), whose sum is σ = 6997536. Its totient is φ = 888512.

The previous prime is 2665627. The next prime is 2665667. The reversal of 2665632 is 2365662.

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 2665632.

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, 13788 + ... + 13979.

It is an arithmetic number, because the mean of its divisors is an integer number (291564).

2^2665632 is an apocalyptic number.

It is an amenable number.

2665632 is an abundant number, since it is smaller than the sum of its proper divisors (4331904).

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

2665632 is a wasteful number, since it uses less digits than its factorization.

2665632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27780 (or 27772 counting only the distinct ones).

The product of its digits is 12960, while the sum is 30.

The square root of 2665632 is about 1632.6763304464. The cubic root of 2665632 is about 138.6543176051.

Adding to 2665632 its sum of digits (30), we get a palindrome (2665662).

The spelling of 2665632 in words is "two million, six hundred sixty-five thousand, six hundred thirty-two".