2771223952 has 20 divisors (see below), whose sum is σ = 6136281856. Its totient is φ = 1187667360.

The previous prime is 2771223919. The next prime is 2771223971. The reversal of 2771223952 is 2593221772.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12371424 + ... + 12371647.

Almost surely, 2^2771223952 is an apocalyptic number.

It is an amenable number.

2771223952 is an abundant number, since it is smaller than the sum of its proper divisors (3365057904).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2771223952 is a wasteful number, since it uses less digits than its factorization.

2771223952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24743086 (or 24743080 counting only the distinct ones).

The product of its digits is 105840, while the sum is 40.

The square root of 2771223952 is about 52642.4159020081. The cubic root of 2771223952 is about 1404.6146960824.

The spelling of 2771223952 in words is "two billion, seven hundred seventy-one million, two hundred twenty-three thousand, nine hundred fifty-two".