25223214 has 16 divisors (see below), whose sum is σ = 52186320. Its totient is φ = 8117760.

The previous prime is 25223213. The next prime is 25223221. The reversal of 25223214 is 41232252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25223213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72307 + ... + 72654.

It is an arithmetic number, because the mean of its divisors is an integer number (3261645).

Almost surely, 2^25223214 is an apocalyptic number.

25223214 is an abundant number, since it is smaller than the sum of its proper divisors (26963106).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25223214 is a wasteful number, since it uses less digits than its factorization.

25223214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144995.

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

The square root of 25223214 is about 5022.2717967071. The cubic root of 25223214 is about 293.2694388497.

Adding to 25223214 its reverse (41232252), we get a palindrome (66455466).

The spelling of 25223214 in words is "twenty-five million, two hundred twenty-three thousand, two hundred fourteen".