25652006 has 4 divisors (see below), whose sum is σ = 38478012. Its totient is φ = 12826002.

The previous prime is 25651991. The next prime is 25652023. The reversal of 25652006 is 60025652.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6413000 + ... + 6413003.

It is an arithmetic number, because the mean of its divisors is an integer number (9619503).

Almost surely, 2^25652006 is an apocalyptic number.

25652006 is a deficient number, since it is larger than the sum of its proper divisors (12826006).

25652006 is a wasteful number, since it uses less digits than its factorization.

25652006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12826005.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 25652006 is about 5064.7809429431. The cubic root of 25652006 is about 294.9219596306.

Adding to 25652006 its reverse (60025652), we get a palindrome (85677658).

The spelling of 25652006 in words is "twenty-five million, six hundred fifty-two thousand, six".