225410401 has 4 divisors (see below), whose sum is σ = 231502612. Its totient is φ = 219318192.

The previous prime is 225410399. The next prime is 225410441. The reversal of 225410401 is 104014522.

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

It can be written as a sum of positive squares in 2 ways, for example, as 216796176 + 8614225 = 14724^2 + 2935^2 .

It is a cyclic number.

It is not a de Polignac number, because 225410401 - 2¹ = 225410399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225410441) 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, 3046050 + ... + 3046123.

It is an arithmetic number, because the mean of its divisors is an integer number (57875653).

Almost surely, 2^225410401 is an apocalyptic number.

It is an amenable number.

225410401 is a deficient number, since it is larger than the sum of its proper divisors (6092211).

225410401 is an equidigital number, since it uses as much as digits as its factorization.

225410401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6092210.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 225410401 is about 15013.6738009056. The cubic root of 225410401 is about 608.5897737291.

Adding to 225410401 its reverse (104014522), we get a palindrome (329424923).

The spelling of 225410401 in words is "two hundred twenty-five million, four hundred ten thousand, four hundred one".