2647222051 has 16 divisors (see below), whose sum is σ = 2770316640. Its totient is φ = 2526361600.

The previous prime is 2647222033. The next prime is 2647222079. The reversal of 2647222051 is 1502227462.

It is a cyclic number.

It is not a de Polignac number, because 2647222051 - 2⁷ = 2647221923 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2647222351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2174595 + ... + 2175811.

It is an arithmetic number, because the mean of its divisors is an integer number (173144790).

Almost surely, 2^2647222051 is an apocalyptic number.

2647222051 is a deficient number, since it is larger than the sum of its proper divisors (123094589).

2647222051 is a wasteful number, since it uses less digits than its factorization.

2647222051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2054.

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 2647222051 is about 51451.1618041809. The cubic root of 2647222051 is about 1383.3437871309.

The spelling of 2647222051 in words is "two billion, six hundred forty-seven million, two hundred twenty-two thousand, fifty-one".