325400222 has 16 divisors (see below), whose sum is σ = 567285120. Its totient is φ = 137093208.

The previous prime is 325400219. The next prime is 325400227. The reversal of 325400222 is 222004523.

It is a junction number, because it is equal to n+sod(n) for n = 325400194 and 325400203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325400227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196148 + ... + 197799.

It is an arithmetic number, because the mean of its divisors is an integer number (35455320).

Almost surely, 2^325400222 is an apocalyptic number.

325400222 is a deficient number, since it is larger than the sum of its proper divisors (241884898).

325400222 is a wasteful number, since it uses less digits than its factorization.

325400222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394015.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 325400222 is about 18038.8531231894. The cubic root of 325400222 is about 687.8165397236.

Adding to 325400222 its reverse (222004523), we get a palindrome (547404745).

The spelling of 325400222 in words is "three hundred twenty-five million, four hundred thousand, two hundred twenty-two".