25493798 has 16 divisors (see below), whose sum is σ = 43531776. Its totient is φ = 11084040.

The previous prime is 25493753. The next prime is 25493803. The reversal of 25493798 is 89739452.

It is a happy number.

It is a nialpdrome in base 12.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24686 + ... + 25697.

It is an arithmetic number, because the mean of its divisors is an integer number (2720736).

Almost surely, 2^25493798 is an apocalyptic number.

25493798 is a deficient number, since it is larger than the sum of its proper divisors (18037978).

25493798 is a wasteful number, since it uses less digits than its factorization.

25493798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50419.

The product of its digits is 544320, while the sum is 47.

The square root of 25493798 is about 5049.1383423313. The cubic root of 25493798 is about 294.3144013482.

The spelling of 25493798 in words is "twenty-five million, four hundred ninety-three thousand, seven hundred ninety-eight".