4922209 has 4 divisors (see below), whose sum is σ = 4931604. Its totient is φ = 4912816.

The previous prime is 4922201. The next prime is 4922213. The reversal of 4922209 is 9022294.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3139984 + 1782225 = 1772^2 + 1335^2 .

It is a cyclic number.

It is not a de Polignac number, because 4922209 - 2³ = 4922201 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4922201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3862 + ... + 4975.

It is an arithmetic number, because the mean of its divisors is an integer number (1232901).

Almost surely, 2^4922209 is an apocalyptic number.

It is an amenable number.

4922209 is a deficient number, since it is larger than the sum of its proper divisors (9395).

4922209 is an equidigital number, since it uses as much as digits as its factorization.

4922209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9394.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 4922209 is about 2218.6051924576. The cubic root of 4922209 is about 170.1061505439.

It can be divided in two parts, 492 and 2209, that added together give a triangular number (2701 = T₇₃).

The spelling of 4922209 in words is "four million, nine hundred twenty-two thousand, two hundred nine".