225149598 has 32 divisors (see below), whose sum is σ = 529765920. Its totient is φ = 70634880.

The previous prime is 225149521. The next prime is 225149609. The reversal of 225149598 is 895941522.

It is a happy number.

225149598 is a `hidden beast` number, since 2 + 2 + 51 + 4 + 9 + 598 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121713 + ... + 123548.

It is an arithmetic number, because the mean of its divisors is an integer number (16555185).

Almost surely, 2^225149598 is an apocalyptic number.

225149598 is an abundant number, since it is smaller than the sum of its proper divisors (304616322).

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

225149598 is a wasteful number, since it uses less digits than its factorization.

225149598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245289 (or 245283 counting only the distinct ones).

The product of its digits is 259200, while the sum is 45.

The square root of 225149598 is about 15004.9857714028. The cubic root of 225149598 is about 608.3549675090.

The spelling of 225149598 in words is "two hundred twenty-five million, one hundred forty-nine thousand, five hundred ninety-eight".