225448207 has 4 divisors (see below), whose sum is σ = 225492336. Its totient is φ = 225404080.

The previous prime is 225448199. The next prime is 225448211. The reversal of 225448207 is 702844522.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 225448207 - 2³ = 225448199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225448907) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13219 + ... + 25012.

It is an arithmetic number, because the mean of its divisors is an integer number (56373084).

Almost surely, 2^225448207 is an apocalyptic number.

225448207 is a deficient number, since it is larger than the sum of its proper divisors (44129).

225448207 is an equidigital number, since it uses as much as digits as its factorization.

225448207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44128.

The product of its (nonzero) digits is 35840, while the sum is 34.

The square root of 225448207 is about 15014.9328003824. The cubic root of 225448207 is about 608.6237962035.

The spelling of 225448207 in words is "two hundred twenty-five million, four hundred forty-eight thousand, two hundred seven".