225750128 has 10 divisors (see below), whose sum is σ = 437390904. Its totient is φ = 112875056.

The previous prime is 225750113. The next prime is 225750139. The reversal of 225750128 is 821057522.

It is a happy number.

225750128 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 225750094 and 225750103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7054676 + ... + 7054707.

Almost surely, 2^225750128 is an apocalyptic number.

It is an amenable number.

225750128 is a deficient number, since it is larger than the sum of its proper divisors (211640776).

225750128 is a wasteful number, since it uses less digits than its factorization.

225750128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14109391 (or 14109385 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 32.

The square root of 225750128 is about 15024.9834608894. The cubic root of 225750128 is about 608.8953653583.

The spelling of 225750128 in words is "two hundred twenty-five million, seven hundred fifty thousand, one hundred twenty-eight".