225045132 has 36 divisors (see below), whose sum is σ = 568610280. Its totient is φ = 69244032.

The previous prime is 225045127. The next prime is 225045157. The reversal of 225045132 is 231540522.

225045132 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×225045132² = 101290622873794848, which contains 22 as substring.

225045132 is strictly pandigital in base 9.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53457 + ... + 57512.

It is an arithmetic number, because the mean of its divisors is an integer number (15794730).

Almost surely, 2^225045132 is an apocalyptic number.

It is an amenable number.

225045132 is an abundant number, since it is smaller than the sum of its proper divisors (343565148).

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

225045132 is a wasteful number, since it uses less digits than its factorization.

225045132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111002 (or 110987 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 225045132 is about 15001.5043245669. The cubic root of 225045132 is about 608.2608637927.

Adding to 225045132 its reverse (231540522), we get a palindrome (456585654).

The spelling of 225045132 in words is "two hundred twenty-five million, forty-five thousand, one hundred thirty-two".