25002004 has 12 divisors (see below), whose sum is σ = 43999200. Its totient is φ = 12430808.

The previous prime is 25002001. The next prime is 25002037. The reversal of 25002004 is 40020052.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25002001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16744 + ... + 18175.

It is an arithmetic number, because the mean of its divisors is an integer number (3666600).

Almost surely, 2^25002004 is an apocalyptic number.

It is an amenable number.

25002004 is a deficient number, since it is larger than the sum of its proper divisors (18997196).

25002004 is a wasteful number, since it uses less digits than its factorization.

25002004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35102 (or 35100 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 13.

The square root of 25002004 is about 5000.2003959841. The cubic root of 25002004 is about 292.4095865879.

Adding to 25002004 its reverse (40020052), we get a palindrome (65022056).

The spelling of 25002004 in words is "twenty-five million, two thousand, four".