322225243 has 4 divisors (see below), whose sum is σ = 322591048. Its totient is φ = 321859440.

The previous prime is 322225223. The next prime is 322225247. The reversal of 322225243 is 342522223.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 342522223 = 13043 ⋅26261.

It is a cyclic number.

It is not a de Polignac number, because 322225243 - 2⁹ = 322224731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (322225247) 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, 181578 + ... + 183343.

It is an arithmetic number, because the mean of its divisors is an integer number (80647762).

Almost surely, 2^322225243 is an apocalyptic number.

322225243 is a deficient number, since it is larger than the sum of its proper divisors (365805).

322225243 is an equidigital number, since it uses as much as digits as its factorization.

322225243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365804.

The product of its digits is 5760, while the sum is 25.

The square root of 322225243 is about 17950.6334985705. The cubic root of 322225243 is about 685.5721810956.

Adding to 322225243 its reverse (342522223), we get a palindrome (664747466).

The spelling of 322225243 in words is "three hundred twenty-two million, two hundred twenty-five thousand, two hundred forty-three".