2825422161 has 4 divisors (see below), whose sum is σ = 3767229552. Its totient is φ = 1883614772.

The previous prime is 2825422153. The next prime is 2825422183. The reversal of 2825422161 is 1612245282.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2825422161 - 2³ = 2825422153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2825422961) 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, 470903691 + ... + 470903696.

It is an arithmetic number, because the mean of its divisors is an integer number (941807388).

Almost surely, 2^2825422161 is an apocalyptic number.

It is an amenable number.

2825422161 is a deficient number, since it is larger than the sum of its proper divisors (941807391).

2825422161 is an equidigital number, since it uses as much as digits as its factorization.

2825422161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 941807390.

The product of its digits is 15360, while the sum is 33.

The square root of 2825422161 is about 53154.7002719421. The cubic root of 2825422161 is about 1413.7125576151.

The spelling of 2825422161 in words is "two billion, eight hundred twenty-five million, four hundred twenty-two thousand, one hundred sixty-one".