2671662220 has 12 divisors (see below), whose sum is σ = 5610490704. Its totient is φ = 1068664880.

The previous prime is 2671662179. The next prime is 2671662233. The reversal of 2671662220 is 222661762.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 66791536 + ... + 66791575.

It is an arithmetic number, because the mean of its divisors is an integer number (467540892).

Almost surely, 2^2671662220 is an apocalyptic number.

2671662220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2671662220 is an abundant number, since it is smaller than the sum of its proper divisors (2938828484).

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

2671662220 is a wasteful number, since it uses less digits than its factorization.

2671662220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133583120 (or 133583118 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 2671662220 is about 51688.1245548724. The cubic root of 2671662220 is about 1387.5879393442.

The spelling of 2671662220 in words is "two billion, six hundred seventy-one million, six hundred sixty-two thousand, two hundred twenty".