225214023 has 4 divisors (see below), whose sum is σ = 300285368. Its totient is φ = 150142680.

The previous prime is 225214007. The next prime is 225214027. The reversal of 225214023 is 320412522.

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

It is not a de Polignac number, because 225214023 - 2⁴ = 225214007 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 (225214027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37535668 + ... + 37535673.

It is an arithmetic number, because the mean of its divisors is an integer number (75071342).

Almost surely, 2^225214023 is an apocalyptic number.

225214023 is a deficient number, since it is larger than the sum of its proper divisors (75071345).

225214023 is an equidigital number, since it uses as much as digits as its factorization.

225214023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75071344.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 225214023 is about 15007.1324042936. The cubic root of 225214023 is about 608.4129874972.

Adding to 225214023 its reverse (320412522), we get a palindrome (545626545).

The spelling of 225214023 in words is "two hundred twenty-five million, two hundred fourteen thousand, twenty-three".