25135004 has 6 divisors (see below), whose sum is σ = 43986264. Its totient is φ = 12567500.

The previous prime is 25134943. The next prime is 25135031. The reversal of 25135004 is 40053152.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3141872 + ... + 3141879.

It is an arithmetic number, because the mean of its divisors is an integer number (7331044).

Almost surely, 2^25135004 is an apocalyptic number.

It is an amenable number.

25135004 is a deficient number, since it is larger than the sum of its proper divisors (18851260).

25135004 is a wasteful number, since it uses less digits than its factorization.

25135004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6283755 (or 6283753 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 25135004 is about 5013.4822229664. The cubic root of 25135004 is about 292.9271680032.

Adding to 25135004 its reverse (40053152), we get a palindrome (65188156).

The spelling of 25135004 in words is "twenty-five million, one hundred thirty-five thousand, four".