25335625 has 20 divisors (see below), whose sum is σ = 36188416. Its totient is φ = 17370000.

The previous prime is 25335601. The next prime is 25335641. The reversal of 25335625 is 52653352.

It is not a de Polignac number, because 25335625 - 2¹¹ = 25333577 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 1480 + ... + 7270.

Almost surely, 2^25335625 is an apocalyptic number.

25335625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25335625 is a deficient number, since it is larger than the sum of its proper divisors (10852791).

25335625 is an frugal number, since it uses more digits than its factorization.

25335625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5818 (or 5803 counting only the distinct ones).

The product of its digits is 27000, while the sum is 31.

The square root of 25335625 is about 5033.4506056978. The cubic root of 25335625 is about 293.7044595163.

Adding to 25335625 its reverse (52653352), we get a palindrome (77988977).

The spelling of 25335625 in words is "twenty-five million, three hundred thirty-five thousand, six hundred twenty-five".