822161395 has 32 divisors (see below), whose sum is σ = 1142760960. Its totient is φ = 561200640.

The previous prime is 822161393. The next prime is 822161411. The reversal of 822161395 is 593161228.

822161395 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 822161395 - 2¹ = 822161393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (822161393) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 409464 + ... + 411466.

It is an arithmetic number, because the mean of its divisors is an integer number (35711280).

Almost surely, 2^822161395 is an apocalyptic number.

822161395 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

822161395 is a deficient number, since it is larger than the sum of its proper divisors (320599565).

822161395 is a wasteful number, since it uses less digits than its factorization.

822161395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2475.

The product of its digits is 25920, while the sum is 37.

The square root of 822161395 is about 28673.3568840483. The cubic root of 822161395 is about 936.8118166134.

The spelling of 822161395 in words is "eight hundred twenty-two million, one hundred sixty-one thousand, three hundred ninety-five".