2086621076 has 6 divisors (see below), whose sum is σ = 3651586890. Its totient is φ = 1043310536.

The previous prime is 2086621063. The next prime is 2086621099. The reversal of 2086621076 is 6701266802.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1772410000 + 314211076 = 42100^2 + 17726^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260827631 + ... + 260827638.

It is an arithmetic number, because the mean of its divisors is an integer number (608597815).

Almost surely, 2^2086621076 is an apocalyptic number.

It is an amenable number.

2086621076 is a deficient number, since it is larger than the sum of its proper divisors (1564965814).

2086621076 is a wasteful number, since it uses less digits than its factorization.

2086621076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521655273 (or 521655271 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 2086621076 is about 45679.5476772702. The cubic root of 2086621076 is about 1277.8538817387.

Adding to 2086621076 its reverse (6701266802), we get a palindrome (8787887878).

The spelling of 2086621076 in words is "two billion, eighty-six million, six hundred twenty-one thousand, seventy-six".