25264225 has 24 divisors (see below), whose sum is σ = 36965888. Its totient is φ = 16761600.

The previous prime is 25264219. The next prime is 25264231. The reversal of 25264225 is 52246252.

It is an interprime number because it is at equal distance from previous prime (25264219) and next prime (25264231).

It is not a de Polignac number, because 25264225 - 2⁹ = 25263713 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25264193 and 25264202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3097 + ... + 7753.

Almost surely, 2^25264225 is an apocalyptic number.

25264225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25264225 is a deficient number, since it is larger than the sum of its proper divisors (11701663).

25264225 is a wasteful number, since it uses less digits than its factorization.

25264225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4705 (or 4700 counting only the distinct ones).

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

The square root of 25264225 is about 5026.3530516668. The cubic root of 25264225 is about 293.4282972776.

The spelling of 25264225 in words is "twenty-five million, two hundred sixty-four thousand, two hundred twenty-five".