325213222 has 4 divisors (see below), whose sum is σ = 487819836. Its totient is φ = 162606610.

The previous prime is 325213193. The next prime is 325213223. The reversal of 325213222 is 222312523.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 222312523 = 233 ⋅954131.

It is a junction number, because it is equal to n+sod(n) for n = 325213193 and 325213202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325213223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81303304 + ... + 81303307.

It is an arithmetic number, because the mean of its divisors is an integer number (121954959).

Almost surely, 2^325213222 is an apocalyptic number.

325213222 is a deficient number, since it is larger than the sum of its proper divisors (162606614).

325213222 is a wasteful number, since it uses less digits than its factorization.

325213222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162606613.

The product of its digits is 1440, while the sum is 22.

The square root of 325213222 is about 18033.6691219508. The cubic root of 325213222 is about 687.6847570441.

Adding to 325213222 its reverse (222312523), we get a palindrome (547525745).

The spelling of 325213222 in words is "three hundred twenty-five million, two hundred thirteen thousand, two hundred twenty-two".