25263232 has 16 divisors (see below), whose sum is σ = 50329350. Its totient is φ = 12631552.

The previous prime is 25263229. The next prime is 25263253. The reversal of 25263232 is 23236252.

It can be written as a sum of positive squares in only one way, i.e., 17106496 + 8156736 = 4136^2 + 2856^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a junction number, because it is equal to n+sod(n) for n = 25263197 and 25263206.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98557 + ... + 98812.

Almost surely, 2^25263232 is an apocalyptic number.

It is an amenable number.

25263232 is a deficient number, since it is larger than the sum of its proper divisors (25066118).

25263232 is an equidigital number, since it uses as much as digits as its factorization.

25263232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197383 (or 197371 counting only the distinct ones).

The product of its digits is 4320, while the sum is 25.

The square root of 25263232 is about 5026.2542713237. The cubic root of 25263232 is about 293.4244528676.

Adding to 25263232 its reverse (23236252), we get a palindrome (48499484).

The spelling of 25263232 in words is "twenty-five million, two hundred sixty-three thousand, two hundred thirty-two".