2214220679 has 4 divisors (see below), whose sum is σ = 2415513480. Its totient is φ = 2012927880.

The previous prime is 2214220643. The next prime is 2214220691. The reversal of 2214220679 is 9760224122.

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 2214220679 - 2¹² = 2214216583 is a prime.

It is a super-4 number, since 4×2214220679⁴ (a number of 38 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2214220699) by changing a digit.

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, 100646384 + ... + 100646405.

It is an arithmetic number, because the mean of its divisors is an integer number (603878370).

Almost surely, 2^2214220679 is an apocalyptic number.

2214220679 is a deficient number, since it is larger than the sum of its proper divisors (201292801).

2214220679 is a wasteful number, since it uses less digits than its factorization.

2214220679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201292800.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 2214220679 is about 47055.5063621676. The cubic root of 2214220679 is about 1303.3877476266.

The spelling of 2214220679 in words is "two billion, two hundred fourteen million, two hundred twenty thousand, six hundred seventy-nine".