25493948 has 24 divisors (see below), whose sum is σ = 47818512. Its totient is φ = 11849984.

The previous prime is 25493947. The next prime is 25493957. The reversal of 25493948 is 84939452.

It is a junction number, because it is equal to n+sod(n) for n = 25493899 and 25493908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25493947) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3386 + ... + 7902.

It is an arithmetic number, because the mean of its divisors is an integer number (1992438).

Almost surely, 2^25493948 is an apocalyptic number.

It is an amenable number.

25493948 is a deficient number, since it is larger than the sum of its proper divisors (22324564).

25493948 is a wasteful number, since it uses less digits than its factorization.

25493948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4621 (or 4619 counting only the distinct ones).

The product of its digits is 311040, while the sum is 44.

The square root of 25493948 is about 5049.1531963291. The cubic root of 25493948 is about 294.3149785745.

The spelling of 25493948 in words is "twenty-five million, four hundred ninety-three thousand, nine hundred forty-eight".