2076921786 has 16 divisors (see below), whose sum is σ = 4176795168. Its totient is φ = 688482000.

The previous prime is 2076921761. The next prime is 2076921793. The reversal of 2076921786 is 6871296702.

It is a super-2 number, since 2×2076921786² = 8627208210322859592, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 955140 + ... + 957311.

It is an arithmetic number, because the mean of its divisors is an integer number (261049698).

Almost surely, 2^2076921786 is an apocalyptic number.

2076921786 is an abundant number, since it is smaller than the sum of its proper divisors (2099873382).

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

2076921786 is a wasteful number, since it uses less digits than its factorization.

2076921786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1912637.

The product of its (nonzero) digits is 508032, while the sum is 48.

The square root of 2076921786 is about 45573.2573556027. The cubic root of 2076921786 is about 1275.8708465073.

The spelling of 2076921786 in words is "two billion, seventy-six million, nine hundred twenty-one thousand, seven hundred eighty-six".