225013805 has 16 divisors (see below), whose sum is σ = 277162560. Its totient is φ = 175308672.

The previous prime is 225013801. The next prime is 225013837. The reversal of 225013805 is 508310522.

225013805 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 225013805 - 2² = 225013801 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225013801) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26042 + ... + 33588.

It is an arithmetic number, because the mean of its divisors is an integer number (17322660).

Almost surely, 2^225013805 is an apocalyptic number.

It is an amenable number.

225013805 is a deficient number, since it is larger than the sum of its proper divisors (52148755).

225013805 is an equidigital number, since it uses as much as digits as its factorization.

225013805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7708.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 225013805 is about 15000.4601596084. The cubic root of 225013805 is about 608.2326385324.

The spelling of 225013805 in words is "two hundred twenty-five million, thirteen thousand, eight hundred five".