25224526 has 8 divisors (see below), whose sum is σ = 37858464. Its totient is φ = 12605040.

The previous prime is 25224523. The next prime is 25224539. The reversal of 25224526 is 62542252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 25224494 and 25224503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25224523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3771 + ... + 8041.

It is an arithmetic number, because the mean of its divisors is an integer number (4732308).

Almost surely, 2^25224526 is an apocalyptic number.

25224526 is a deficient number, since it is larger than the sum of its proper divisors (12633938).

25224526 is a wasteful number, since it uses less digits than its factorization.

25224526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7226.

The product of its digits is 9600, while the sum is 28.

The square root of 25224526 is about 5022.4024131883. The cubic root of 25224526 is about 293.2745236211.

Adding to 25224526 its reverse (62542252), we get a palindrome (87766778).

It can be divided in two parts, 2 and 5224526, that added together give a triangular number (5224528 = T₃₂₃₂).

The spelling of 25224526 in words is "twenty-five million, two hundred twenty-four thousand, five hundred twenty-six".