225348750 has 160 divisors (see below), whose sum is σ = 683781120. Its totient is φ = 54540000.

The previous prime is 225348743. The next prime is 225348769. The reversal of 225348750 is 57843522.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 370947 + ... + 371553.

It is an arithmetic number, because the mean of its divisors is an integer number (4273632).

Almost surely, 2^225348750 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 225348750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (341890560).

225348750 is an abundant number, since it is smaller than the sum of its proper divisors (458432370).

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

225348750 is a wasteful number, since it uses less digits than its factorization.

225348750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649 (or 628 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The square root of 225348750 is about 15011.6204988003. The cubic root of 225348750 is about 608.5342844391.

The spelling of 225348750 in words is "two hundred twenty-five million, three hundred forty-eight thousand, seven hundred fifty".