2147446822 has 4 divisors (see below), whose sum is σ = 3221170236. Its totient is φ = 1073723410.

The previous prime is 2147446793. The next prime is 2147446831. The reversal of 2147446822 is 2286447412.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×2147446822² = 9223055706635799368, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 536861704 + ... + 536861707.

It is an arithmetic number, because the mean of its divisors is an integer number (805292559).

Almost surely, 2^2147446822 is an apocalyptic number.

2147446822 is a deficient number, since it is larger than the sum of its proper divisors (1073723414).

2147446822 is a wasteful number, since it uses less digits than its factorization.

2147446822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1073723413.

The product of its digits is 172032, while the sum is 40.

The square root of 2147446822 is about 46340.5526725783. The cubic root of 2147446822 is about 1290.1517803101.

The spelling of 2147446822 in words is "two billion, one hundred forty-seven million, four hundred forty-six thousand, eight hundred twenty-two".