2214643616 has 12 divisors (see below), whose sum is σ = 4360079682. Its totient is φ = 1107321792.

The previous prime is 2214643597. The next prime is 2214643633. The reversal of 2214643616 is 6163464122.

It can be written as a sum of positive squares in only one way, i.e., 2214643600 + 16 = 47060^2 + 4^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34603775 + ... + 34603838.

Almost surely, 2^2214643616 is an apocalyptic number.

It is an amenable number.

2214643616 is a deficient number, since it is larger than the sum of its proper divisors (2145436066).

2214643616 is an equidigital number, since it uses as much as digits as its factorization.

2214643616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69207623 (or 69207615 counting only the distinct ones).

The product of its digits is 41472, while the sum is 35.

The square root of 2214643616 is about 47060.0001699957. Note that the first 3 decimals coincide. The cubic root of 2214643616 is about 1303.4707287878.

It can be divided in two parts, 22146436 and 16, that multiplied together give a square (354342976 = 18824²).

The spelling of 2214643616 in words is "two billion, two hundred fourteen million, six hundred forty-three thousand, six hundred sixteen".