2661022 has 16 divisors (see below), whose sum is σ = 4912992. Its totient is φ = 1052640.

The previous prime is 2661013. The next prime is 2661067. The reversal of 2661022 is 2201662.

2661022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7129 + ... + 7492.

It is an arithmetic number, because the mean of its divisors is an integer number (307062).

2^2661022 is an apocalyptic number.

2661022 is a deficient number, since it is larger than the sum of its proper divisors (2251970).

2661022 is a wasteful number, since it uses less digits than its factorization.

2661022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14643.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2661022 is about 1631.2639271436. The cubic root of 2661022 is about 138.5743409193.

Adding to 2661022 its reverse (2201662), we get a palindrome (4862684).

The spelling of 2661022 in words is "two million, six hundred sixty-one thousand, twenty-two".