225342210 has 32 divisors (see below), whose sum is σ = 555440832. Its totient is φ = 58466880.

The previous prime is 225342199. The next prime is 225342217. The reversal of 225342210 is 12243522.

225342210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×225342210² = 101558223215368200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (225342217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100396 + ... + 102615.

It is an arithmetic number, because the mean of its divisors is an integer number (17357526).

Almost surely, 2^225342210 is an apocalyptic number.

225342210 is an abundant number, since it is smaller than the sum of its proper divisors (330098622).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225342210 is a wasteful number, since it uses less digits than its factorization.

225342210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203058.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 225342210 is about 15011.4026659736. The cubic root of 225342210 is about 608.5283974858.

Adding to 225342210 its reverse (12243522), we get a palindrome (237585732).

The spelling of 225342210 in words is "two hundred twenty-five million, three hundred forty-two thousand, two hundred ten".