2081802 has 16 divisors (see below), whose sum is σ = 4260960. Its totient is φ = 677712.

The previous prime is 2081801. The next prime is 2081809.

2081802 is nontrivially palindromic in base 10.

It is a super-4 number, since 4×2081802⁴ (a number of 26 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (2081801) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3777 + ... + 4292.

It is an arithmetic number, because the mean of its divisors is an integer number (266310).

2^2081802 is an apocalyptic number.

2081802 is an abundant number, since it is smaller than the sum of its proper divisors (2179158).

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

2081802 is a wasteful number, since it uses less digits than its factorization.

2081802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8117.

The product of its (nonzero) digits is 256, while the sum is 21.

The square root of 2081802 is about 1442.8451060318. The cubic root of 2081802 is about 127.6869383906.

The spelling of 2081802 in words is "two million, eighty-one thousand, eight hundred two".