25536006 has 32 divisors (see below), whose sum is σ = 60086880. Its totient is φ = 8011008.

The previous prime is 25536001. The next prime is 25536013. The reversal of 25536006 is 60063552.

25536006 is a `hidden beast` number, since 2 + 5 + 53 + 600 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25536001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12991 + ... + 14826.

It is an arithmetic number, because the mean of its divisors is an integer number (1877715).

Almost surely, 2^25536006 is an apocalyptic number.

25536006 is an abundant number, since it is smaller than the sum of its proper divisors (34550874).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25536006 is a wasteful number, since it uses less digits than its factorization.

25536006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27845 (or 27839 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 25536006 is about 5053.3163368228. The cubic root of 25536006 is about 294.4767359018.

Adding to 25536006 its reverse (60063552), we get a palindrome (85599558).

The spelling of 25536006 in words is "twenty-five million, five hundred thirty-six thousand, six".