2661652 has 24 divisors (see below), whose sum is σ = 5556096. Its totient is φ = 1090848.

The previous prime is 2661647. The next prime is 2661661. The reversal of 2661652 is 2561662.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 2661652.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1423 + ... + 2710.

It is an arithmetic number, because the mean of its divisors is an integer number (231504).

2^2661652 is an apocalyptic number.

It is an amenable number.

2661652 is an abundant number, since it is smaller than the sum of its proper divisors (2894444).

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

2661652 is a wasteful number, since it uses less digits than its factorization.

2661652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4167 (or 4165 counting only the distinct ones).

The product of its digits is 4320, while the sum is 28.

The square root of 2661652 is about 1631.4570175153. The cubic root of 2661652 is about 138.5852759343.

2661652 divided by its sum of digits (28) gives a palindrome (95059).

The spelling of 2661652 in words is "two million, six hundred sixty-one thousand, six hundred fifty-two".