225501510 has 32 divisors (see below), whose sum is σ = 582835680. Its totient is φ = 55507968.

The previous prime is 225501491. The next prime is 225501511. The reversal of 225501510 is 15105522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225501511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 288715 + ... + 289494.

It is an arithmetic number, because the mean of its divisors is an integer number (18213615).

Almost surely, 2^225501510 is an apocalyptic number.

225501510 is an abundant number, since it is smaller than the sum of its proper divisors (357334170).

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

225501510 is a wasteful number, since it uses less digits than its factorization.

225501510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 578232.

The product of its (nonzero) digits is 500, while the sum is 21.

The square root of 225501510 is about 15016.7076950975. The cubic root of 225501510 is about 608.6717583175.

The spelling of 225501510 in words is "two hundred twenty-five million, five hundred one thousand, five hundred ten".