2213667 has 6 divisors (see below), whose sum is σ = 3197532. Its totient is φ = 1475772.

The previous prime is 2213647. The next prime is 2213677. The reversal of 2213667 is 7663122.

It is a happy number.

It is not a de Polignac number, because 2213667 - 2⁸ = 2213411 is a prime.

It is a d-powerful number, because it can be written as 2 + 2¹¹ + 1 + 3¹² + 6³ + 6⁸ + 7³ .

It is a self number, because there is not a number n which added to its sum of digits gives 2213667.

It is not an unprimeable number, because it can be changed into a prime (2213647) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 122973 + ... + 122990.

It is an arithmetic number, because the mean of its divisors is an integer number (532922).

2^2213667 is an apocalyptic number.

2213667 is a deficient number, since it is larger than the sum of its proper divisors (983865).

2213667 is a wasteful number, since it uses less digits than its factorization.

2213667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245969 (or 245966 counting only the distinct ones).

The product of its digits is 3024, while the sum is 27.

The square root of 2213667 is about 1487.8397091085. The cubic root of 2213667 is about 130.3279098627.

Adding to 2213667 its reverse (7663122), we get a palindrome (9876789).

It can be divided in two parts, 22 and 13667, that added together give a square (13689 = 117²).

The spelling of 2213667 in words is "two million, two hundred thirteen thousand, six hundred sixty-seven".