2100662 has 4 divisors (see below), whose sum is σ = 3150996. Its totient is φ = 1050330.

The previous prime is 2100661. The next prime is 2100691. The reversal of 2100662 is 2660012.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2100662.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525164 + ... + 525167.

It is an arithmetic number, because the mean of its divisors is an integer number (787749).

2^2100662 is an apocalyptic number.

2100662 is a deficient number, since it is larger than the sum of its proper divisors (1050334).

2100662 is a wasteful number, since it uses less digits than its factorization.

2100662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1050333.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2100662 is about 1449.3660683209. The cubic root of 2100662 is about 128.0713713296.

Adding to 2100662 its reverse (2660012), we get a palindrome (4760674).

The spelling of 2100662 in words is "two million, one hundred thousand, six hundred sixty-two".