25452502 has 8 divisors (see below), whose sum is σ = 40424616. Its totient is φ = 11977632.

The previous prime is 25452491. The next prime is 25452527. The reversal of 25452502 is 20525452.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 374268 + ... + 374335.

It is an arithmetic number, because the mean of its divisors is an integer number (5053077).

Almost surely, 2^25452502 is an apocalyptic number.

25452502 is a deficient number, since it is larger than the sum of its proper divisors (14972114).

25452502 is a wasteful number, since it uses less digits than its factorization.

25452502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 748622.

The product of its (nonzero) digits is 4000, while the sum is 25.

The square root of 25452502 is about 5045.0472743077. The cubic root of 25452502 is about 294.1554008995.

Adding to 25452502 its reverse (20525452), we get a palindrome (45977954).

The spelling of 25452502 in words is "twenty-five million, four hundred fifty-two thousand, five hundred two".