25753648 has 20 divisors (see below), whose sum is σ = 50358880. Its totient is φ = 12757824.

The previous prime is 25753643. The next prime is 25753669. The reversal of 25753648 is 84635752.

It is a super-4 number, since 4×25753648⁴ (a number of 31 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 25753648.

It is not an unprimeable number, because it can be changed into a prime (25753643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5640 + ... + 9127.

It is an arithmetic number, because the mean of its divisors is an integer number (2517944).

Almost surely, 2^25753648 is an apocalyptic number.

It is an amenable number.

25753648 is a deficient number, since it is larger than the sum of its proper divisors (24605232).

25753648 is a wasteful number, since it uses less digits than its factorization.

25753648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14884 (or 14878 counting only the distinct ones).

The product of its digits is 201600, while the sum is 40.

The square root of 25753648 is about 5074.8052179369. The cubic root of 25753648 is about 295.3109734232.

The spelling of 25753648 in words is "twenty-five million, seven hundred fifty-three thousand, six hundred forty-eight".