225414440 has 16 divisors (see below), whose sum is σ = 507182580. Its totient is φ = 90165760.

The previous prime is 225414403. The next prime is 225414463. The reversal of 225414440 is 44414522.

225414440 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 197514916 + 27899524 = 14054^2 + 5282^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2817641 + ... + 2817720.

Almost surely, 2^225414440 is an apocalyptic number.

225414440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

225414440 is an abundant number, since it is smaller than the sum of its proper divisors (281768140).

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

225414440 is a wasteful number, since it uses less digits than its factorization.

225414440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5635372 (or 5635368 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 26.

The square root of 225414440 is about 15013.8083110182. The cubic root of 225414440 is about 608.5934086980.

Adding to 225414440 its reverse (44414522), we get a palindrome (269828962).

The spelling of 225414440 in words is "two hundred twenty-five million, four hundred fourteen thousand, four hundred forty".