2106802 has 4 divisors (see below), whose sum is σ = 3160206. Its totient is φ = 1053400.

The previous prime is 2106781. The next prime is 2106809. The reversal of 2106802 is 2086012.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 1771561 + 335241 = 1331^2 + 579^2 .

It is a super-2 number, since 2×2106802² = 8877229334408, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2106802.

It is not an unprimeable number, because it can be changed into a prime (2106809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526699 + ... + 526702.

2^2106802 is an apocalyptic number.

2106802 is a deficient number, since it is larger than the sum of its proper divisors (1053404).

2106802 is a wasteful number, since it uses less digits than its factorization.

2106802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1053403.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 2106802 is about 1451.4826902171. The cubic root of 2106802 is about 128.1960293844.

The spelling of 2106802 in words is "two million, one hundred six thousand, eight hundred two".