225422450 has 48 divisors (see below), whose sum is σ = 464970240. Its totient is φ = 80616000.

The previous prime is 225422447. The next prime is 225422453. The reversal of 225422450 is 54224522.

It is an interprime number because it is at equal distance from previous prime (225422447) and next prime (225422453).

It is not an unprimeable number, because it can be changed into a prime (225422453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30191 + ... + 36909.

It is an arithmetic number, because the mean of its divisors is an integer number (9686880).

Almost surely, 2^225422450 is an apocalyptic number.

225422450 is an abundant number, since it is smaller than the sum of its proper divisors (239547790).

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

225422450 is a wasteful number, since it uses less digits than its factorization.

225422450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6803 (or 6798 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 225422450 is about 15014.0750630866. The cubic root of 225422450 is about 608.6006173097.

Adding to 225422450 its reverse (54224522), we get a palindrome (279646972).

It can be divided in two parts, 2 and 25422450, that added together give a palindrome (25422452).

The spelling of 225422450 in words is "two hundred twenty-five million, four hundred twenty-two thousand, four hundred fifty".