25585064 has 8 divisors (see below), whose sum is σ = 47972010. Its totient is φ = 12792528.

The previous prime is 25585033. The next prime is 25585067. The reversal of 25585064 is 46058552.

It can be written as a sum of positive squares in only one way, i.e., 14760964 + 10824100 = 3842^2 + 3290^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (25585067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1599059 + ... + 1599074.

Almost surely, 2^25585064 is an apocalyptic number.

It is an amenable number.

25585064 is a deficient number, since it is larger than the sum of its proper divisors (22386946).

25585064 is a wasteful number, since it uses less digits than its factorization.

25585064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3198139 (or 3198135 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 35.

The square root of 25585064 is about 5058.1680478213. The cubic root of 25585064 is about 294.6651913505.

The spelling of 25585064 in words is "twenty-five million, five hundred eighty-five thousand, sixty-four".