2272946671 has 4 divisors (see below), whose sum is σ = 2274336792. Its totient is φ = 2271556552.

The previous prime is 2272946633. The next prime is 2272946693. The reversal of 2272946671 is 1766492722.

It is a happy number.

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 2272946671 - 2²¹ = 2270849519 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2272946171) 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, 692605 + ... + 695878.

It is an arithmetic number, because the mean of its divisors is an integer number (568584198).

Almost surely, 2^2272946671 is an apocalyptic number.

2272946671 is a deficient number, since it is larger than the sum of its proper divisors (1390121).

2272946671 is a wasteful number, since it uses less digits than its factorization.

2272946671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1390120.

The product of its digits is 508032, while the sum is 46.

The square root of 2272946671 is about 47675.4304752458. The cubic root of 2272946671 is about 1314.8102529498.

The spelling of 2272946671 in words is "two billion, two hundred seventy-two million, nine hundred forty-six thousand, six hundred seventy-one".