225251048 has 64 divisors (see below), whose sum is σ = 476280000. Its totient is φ = 98982400.

The previous prime is 225251011. The next prime is 225251057. The reversal of 225251048 is 840152522.

225251048 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 225251048.

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, 537383 + ... + 537801.

It is an arithmetic number, because the mean of its divisors is an integer number (7441875).

Almost surely, 2^225251048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 225251048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (238140000).

225251048 is an abundant number, since it is smaller than the sum of its proper divisors (251028952).

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

225251048 is a wasteful number, since it uses less digits than its factorization.

225251048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626 (or 622 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 29.

The square root of 225251048 is about 15008.3659337051. The cubic root of 225251048 is about 608.4463265351.

The spelling of 225251048 in words is "two hundred twenty-five million, two hundred fifty-one thousand, forty-eight".