2214715646 has 32 divisors (see below), whose sum is σ = 3914090208. Its totient is φ = 926576640.

The previous prime is 2214715637. The next prime is 2214715661. The reversal of 2214715646 is 6465174122.

It is a happy number.

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 89990 + ... + 111926.

It is an arithmetic number, because the mean of its divisors is an integer number (122315319).

Almost surely, 2^2214715646 is an apocalyptic number.

2214715646 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2214715646 is a deficient number, since it is larger than the sum of its proper divisors (1699374562).

2214715646 is a wasteful number, since it uses less digits than its factorization.

2214715646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22316.

The product of its digits is 80640, while the sum is 38.

The square root of 2214715646 is about 47060.7654633879. The cubic root of 2214715646 is about 1303.4848601779.

Adding to 2214715646 its reverse (6465174122), we get a palindrome (8679889768).

The spelling of 2214715646 in words is "two billion, two hundred fourteen million, seven hundred fifteen thousand, six hundred forty-six".