225164041 has 4 divisors (see below), whose sum is σ = 237014800. Its totient is φ = 213313284.

The previous prime is 225164011. The next prime is 225164057. The reversal of 225164041 is 140461522.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 140461522 = 2 ⋅70230761.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-225164041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 225163997 and 225164015.

It is not an unprimeable number, because it can be changed into a prime (225164011) 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, 5925351 + ... + 5925388.

It is an arithmetic number, because the mean of its divisors is an integer number (59253700).

Almost surely, 2^225164041 is an apocalyptic number.

It is an amenable number.

225164041 is a deficient number, since it is larger than the sum of its proper divisors (11850759).

225164041 is a wasteful number, since it uses less digits than its factorization.

225164041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11850758.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 225164041 is about 15005.4670370502. The cubic root of 225164041 is about 608.3679755756.

The spelling of 225164041 in words is "two hundred twenty-five million, one hundred sixty-four thousand, forty-one".