2122776067 has 4 divisors (see below), whose sum is σ = 2123988760. Its totient is φ = 2121563376.

The previous prime is 2122776037. The next prime is 2122776079. The reversal of 2122776067 is 7606772212.

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

It is a cyclic number.

It is not a de Polignac number, because 2122776067 - 2⁷ = 2122775939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2122776037) 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, 603717 + ... + 607222.

It is an arithmetic number, because the mean of its divisors is an integer number (530997190).

Almost surely, 2^2122776067 is an apocalyptic number.

2122776067 is a deficient number, since it is larger than the sum of its proper divisors (1212693).

2122776067 is a wasteful number, since it uses less digits than its factorization.

2122776067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1212692.

The product of its (nonzero) digits is 98784, while the sum is 40.

The square root of 2122776067 is about 46073.5940317228. The cubic root of 2122776067 is about 1285.1921401131.

The spelling of 2122776067 in words is "two billion, one hundred twenty-two million, seven hundred seventy-six thousand, sixty-seven".