25425003 has 8 divisors (see below), whose sum is σ = 34020928. Its totient is φ = 16889544.

The previous prime is 25424989. The next prime is 25425007. The reversal of 25425003 is 30052452.

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

It is not a de Polignac number, because 25425003 - 2⁸ = 25424747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25425007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14125 + ... + 15822.

It is an arithmetic number, because the mean of its divisors is an integer number (4252616).

Almost surely, 2^25425003 is an apocalyptic number.

25425003 is a deficient number, since it is larger than the sum of its proper divisors (8595925).

25425003 is a wasteful number, since it uses less digits than its factorization.

25425003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30233.

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 25425003 is about 5042.3211916735. The cubic root of 25425003 is about 294.0494271103.

Adding to 25425003 its reverse (30052452), we get a palindrome (55477455).

The spelling of 25425003 in words is "twenty-five million, four hundred twenty-five thousand, three".