225070 has 16 divisors (see below), whose sum is σ = 412128. Its totient is φ = 88480.
The previous prime is 225067. The next prime is 225077. The reversal of 225070 is 70522.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (225077) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 552 + ... + 868.
It is an arithmetic number, because the mean of its divisors is an integer number (25758).
2225070 is an apocalyptic number.
225070 is a deficient number, since it is larger than the sum of its proper divisors (187058).
225070 is a wasteful number, since it uses less digits than its factorization.
225070 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 395.
The product of its (nonzero) digits is 140, while the sum is 16.
The square root of 225070 is about 474.4154297659. The cubic root of 225070 is about 60.8283267705.
Adding to 225070 its reverse (70522), we get a palindrome (295592).
The spelling of 225070 in words is "two hundred twenty-five thousand, seventy".
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