25852219 has 4 divisors (see below), whose sum is σ = 25867296. Its totient is φ = 25837144.

The previous prime is 25852201. The next prime is 25852237. The reversal of 25852219 is 91225852.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (25852201) and next prime (25852237).

It is a cyclic number.

It is not a de Polignac number, because 25852219 - 2⁵ = 25852187 is a prime.

It is a super-2 number, since 2×25852219² = 1336674454447922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25852249) 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, 4579 + ... + 8524.

It is an arithmetic number, because the mean of its divisors is an integer number (6466824).

Almost surely, 2^25852219 is an apocalyptic number.

25852219 is a deficient number, since it is larger than the sum of its proper divisors (15077).

25852219 is a wasteful number, since it uses less digits than its factorization.

25852219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15076.

The product of its digits is 14400, while the sum is 34.

The square root of 25852219 is about 5084.5077441184. The cubic root of 25852219 is about 295.6872571868.

The spelling of 25852219 in words is "twenty-five million, eight hundred fifty-two thousand, two hundred nineteen".