2081204 has 12 divisors (see below), whose sum is σ = 3711204. Its totient is φ = 1020864.

The previous prime is 2081171. The next prime is 2081237. The reversal of 2081204 is 4021802.

It is an interprime number because it is at equal distance from previous prime (2081171) and next prime (2081237).

It can be written as a sum of positive squares in 2 ways, for example, as 1876900 + 204304 = 1370^2 + 452^2 .

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4697 + ... + 5120.

It is an arithmetic number, because the mean of its divisors is an integer number (309267).

2^2081204 is an apocalyptic number.

It is an amenable number.

2081204 is a deficient number, since it is larger than the sum of its proper divisors (1630000).

2081204 is a wasteful number, since it uses less digits than its factorization.

2081204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9874 (or 9872 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 2081204 is about 1442.6378616964. The cubic root of 2081204 is about 127.6747111468.

The spelling of 2081204 in words is "two million, eighty-one thousand, two hundred four".