225770752 has 18 divisors (see below), whose sum is σ = 450660098. Its totient is φ = 112885248.

The previous prime is 225770717. The next prime is 225770759. The reversal of 225770752 is 257077522.

225770752 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 225720576 + 50176 = 15024^2 + 224^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225770759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 440703 + ... + 441214.

Almost surely, 2^225770752 is an apocalyptic number.

It is an amenable number.

225770752 is a deficient number, since it is larger than the sum of its proper divisors (224889346).

225770752 is an frugal number, since it uses more digits than its factorization.

225770752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 881933 (or 881919 counting only the distinct ones).

The product of its (nonzero) digits is 68600, while the sum is 37.

The square root of 225770752 is about 15025.6697687657. The cubic root of 225770752 is about 608.9139072092.

The spelling of 225770752 in words is "two hundred twenty-five million, seven hundred seventy thousand, seven hundred fifty-two".