2822782461 has 4 divisors (see below), whose sum is σ = 3763709952. Its totient is φ = 1881854972.

The previous prime is 2822782451. The next prime is 2822782499. The reversal of 2822782461 is 1642872282.

2822782461 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2822782461 - 2⁶ = 2822782397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2822782451) 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, 470463741 + ... + 470463746.

It is an arithmetic number, because the mean of its divisors is an integer number (940927488).

Almost surely, 2^2822782461 is an apocalyptic number.

It is an amenable number.

2822782461 is a deficient number, since it is larger than the sum of its proper divisors (940927491).

2822782461 is an equidigital number, since it uses as much as digits as its factorization.

2822782461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 940927490.

The product of its digits is 172032, while the sum is 42.

The square root of 2822782461 is about 53129.8641161447. The cubic root of 2822782461 is about 1413.2721585540.

The spelling of 2822782461 in words is "two billion, eight hundred twenty-two million, seven hundred eighty-two thousand, four hundred sixty-one".