2214643618 has 32 divisors (see below), whose sum is σ = 3930752448. Its totient is φ = 924326400.

The previous prime is 2214643597. The next prime is 2214643633. The reversal of 2214643618 is 8163464122.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56880 + ... + 87547.

It is an arithmetic number, because the mean of its divisors is an integer number (122836014).

Almost surely, 2^2214643618 is an apocalyptic number.

2214643618 is a deficient number, since it is larger than the sum of its proper divisors (1716108830).

2214643618 is a wasteful number, since it uses less digits than its factorization.

2214643618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144498.

The product of its digits is 55296, while the sum is 37.

The square root of 2214643618 is about 47060.0001912452. Note that the first 3 decimals coincide. The cubic root of 2214643618 is about 1303.4707291802.

The spelling of 2214643618 in words is "two billion, two hundred fourteen million, six hundred forty-three thousand, six hundred eighteen".