2088821307 has 6 divisors (see below), whose sum is σ = 2785200628. Its totient is φ = 1392494764.

The previous prime is 2088821281. The next prime is 2088821369. The reversal of 2088821307 is 7031288802.

It is not a de Polignac number, because 2088821307 - 2⁷ = 2088821179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2088821387) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 65968 + ... + 92354.

Almost surely, 2^2088821307 is an apocalyptic number.

2088821307 is a deficient number, since it is larger than the sum of its proper divisors (696379321).

2088821307 is an frugal number, since it uses more digits than its factorization.

2088821307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52777 (or 26390 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 39.

The square root of 2088821307 is about 45703.6246593200. The cubic root of 2088821307 is about 1278.3028669612.

It can be divided in two parts, 20888 and 21307, that added together give a triangular number (42195 = T₂₉₀).

The spelling of 2088821307 in words is "two billion, eighty-eight million, eight hundred twenty-one thousand, three hundred seven".