25486378 has 8 divisors (see below), whose sum is σ = 38443680. Its totient is φ = 12671820.

The previous prime is 25486367. The next prime is 25486381. The reversal of 25486378 is 87368452.

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

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, 35238 + ... + 35953.

It is an arithmetic number, because the mean of its divisors is an integer number (4805460).

Almost surely, 2^25486378 is an apocalyptic number.

25486378 is a deficient number, since it is larger than the sum of its proper divisors (12957302).

25486378 is a wasteful number, since it uses less digits than its factorization.

25486378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71372.

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

The square root of 25486378 is about 5048.4035100218. The cubic root of 25486378 is about 294.2858450596.

The spelling of 25486378 in words is "twenty-five million, four hundred eighty-six thousand, three hundred seventy-eight".