2153423822 has 8 divisors (see below), whose sum is σ = 3523784472. Its totient is φ = 978829000.

The previous prime is 2153423821. The next prime is 2153423837. The reversal of 2153423822 is 2283243512.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2153423821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48941429 + ... + 48941472.

It is an arithmetic number, because the mean of its divisors is an integer number (440473059).

Almost surely, 2^2153423822 is an apocalyptic number.

2153423822 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2153423822 is a deficient number, since it is larger than the sum of its proper divisors (1370360650).

2153423822 is a wasteful number, since it uses less digits than its factorization.

2153423822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97882914.

The product of its digits is 23040, while the sum is 32.

The square root of 2153423822 is about 46404.9978127356. The cubic root of 2153423822 is about 1291.3476335922.

The spelling of 2153423822 in words is "two billion, one hundred fifty-three million, four hundred twenty-three thousand, eight hundred twenty-two".