25752233 has 4 divisors (see below), whose sum is σ = 27733188. Its totient is φ = 23771280.

The previous prime is 25752217. The next prime is 25752241. The reversal of 25752233 is 33225752.

It is a happy number.

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 13897984 + 11854249 = 3728^2 + 3443^2 .

It is not a de Polignac number, because 25752233 - 2⁴ = 25752217 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 25752196 and 25752205.

It is not an unprimeable number, because it can be changed into a prime (25758233) 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, 990458 + ... + 990483.

It is an arithmetic number, because the mean of its divisors is an integer number (6933297).

Almost surely, 2^25752233 is an apocalyptic number.

It is an amenable number.

25752233 is a deficient number, since it is larger than the sum of its proper divisors (1980955).

25752233 is a wasteful number, since it uses less digits than its factorization.

25752233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1980954.

The product of its digits is 12600, while the sum is 29.

The square root of 25752233 is about 5074.6658018041. The cubic root of 25752233 is about 295.3055648344.

Adding to 25752233 its reverse (33225752), we get a palindrome (58977985).

The spelling of 25752233 in words is "twenty-five million, seven hundred fifty-two thousand, two hundred thirty-three".