2081798252 has 12 divisors (see below), whose sum is σ = 3647579376. Its totient is φ = 1039632720.

The previous prime is 2081798233. The next prime is 2081798261. The reversal of 2081798252 is 2528971802.

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, 312899 + ... + 319482.

It is an arithmetic number, because the mean of its divisors is an integer number (303964948).

Almost surely, 2^2081798252 is an apocalyptic number.

It is an amenable number.

2081798252 is a deficient number, since it is larger than the sum of its proper divisors (1565781124).

2081798252 is a wasteful number, since it uses less digits than its factorization.

2081798252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633208 (or 633206 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 44.

The square root of 2081798252 is about 45626.7273864782. The cubic root of 2081798252 is about 1276.8686176293.

The spelling of 2081798252 in words is "two billion, eighty-one million, seven hundred ninety-eight thousand, two hundred fifty-two".