25687348 has 12 divisors (see below), whose sum is σ = 45121860. Its totient is φ = 12795392.

The previous prime is 25687309. The next prime is 25687367. The reversal of 25687348 is 84378652.

It can be written as a sum of positive squares in 2 ways, for example, as 2377764 + 23309584 = 1542^2 + 4828^2 .

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, 10861 + ... + 13012.

It is an arithmetic number, because the mean of its divisors is an integer number (3760155).

Almost surely, 2^25687348 is an apocalyptic number.

It is an amenable number.

25687348 is a deficient number, since it is larger than the sum of its proper divisors (19434512).

25687348 is a wasteful number, since it uses less digits than its factorization.

25687348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24146 (or 24144 counting only the distinct ones).

The product of its digits is 322560, while the sum is 43.

The square root of 25687348 is about 5068.2687379420. The cubic root of 25687348 is about 295.0573401897.

The spelling of 25687348 in words is "twenty-five million, six hundred eighty-seven thousand, three hundred forty-eight".