225403154 has 16 divisors (see below), whose sum is σ = 340262208. Its totient is φ = 111985392.

The previous prime is 225403147. The next prime is 225403169. The reversal of 225403154 is 451304522.

It is a happy number.

225403154 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 348059 + ... + 348705.

It is an arithmetic number, because the mean of its divisors is an integer number (21266388).

Almost surely, 2^225403154 is an apocalyptic number.

225403154 is a deficient number, since it is larger than the sum of its proper divisors (114859054).

225403154 is a wasteful number, since it uses less digits than its factorization.

225403154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1489.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 225403154 is about 15013.4324523075. The cubic root of 225403154 is about 608.5832515554.

Adding to 225403154 its reverse (451304522), we get a palindrome (676707676).

The spelling of 225403154 in words is "two hundred twenty-five million, four hundred three thousand, one hundred fifty-four".