2214689 has 4 divisors (see below), whose sum is σ = 2241456. Its totient is φ = 2187924.

The previous prime is 2214679. The next prime is 2214691. The reversal of 2214689 is 9864122.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2214689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2214679) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13259 + ... + 13424.

It is an arithmetic number, because the mean of its divisors is an integer number (560364).

2^2214689 is an apocalyptic number.

It is an amenable number.

2214689 is a deficient number, since it is larger than the sum of its proper divisors (26767).

2214689 is an equidigital number, since it uses as much as digits as its factorization.

2214689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26766.

The product of its digits is 6912, while the sum is 32.

The square root of 2214689 is about 1488.1831204526. The cubic root of 2214689 is about 130.3479632600.

The spelling of 2214689 in words is "two million, two hundred fourteen thousand, six hundred eighty-nine".