2105702 has 4 divisors (see below), whose sum is σ = 3158556. Its totient is φ = 1052850.

The previous prime is 2105699. The next prime is 2105717. The reversal of 2105702 is 2075012.

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

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526424 + ... + 526427.

It is an arithmetic number, because the mean of its divisors is an integer number (789639).

2^2105702 is an apocalyptic number.

2105702 is a deficient number, since it is larger than the sum of its proper divisors (1052854).

2105702 is a wasteful number, since it uses less digits than its factorization.

2105702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1052853.

The product of its (nonzero) digits is 140, while the sum is 17.

The square root of 2105702 is about 1451.1037178644. The cubic root of 2105702 is about 128.1737143334.

The spelling of 2105702 in words is "two million, one hundred five thousand, seven hundred two".