25474 has 8 divisors (see below), whose sum is σ = 39168. Its totient is φ = 12420.
The previous prime is 25471. The next prime is 25523. The reversal of 25474 is 47452.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an alternating number because its digits alternate between even and odd.
It is a plaindrome in base 12.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25471) 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, 42 + ... + 229.
It is an arithmetic number, because the mean of its divisors is an integer number (4896).
25474 is a Friedman number, since it can be written as 542*47, using all its digits and the basic arithmetic operations.
225474 is an apocalyptic number.
25474 is a deficient number, since it is larger than the sum of its proper divisors (13694).
25474 is a wasteful number, since it uses less digits than its factorization.
25474 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 320.
The product of its digits is 1120, while the sum is 22.
The square root of 25474 is about 159.6057643069. The cubic root of 25474 is about 29.4238195291.
Subtracting from 25474 its sum of digits (22), we obtain a palindrome (25452).
It can be divided in two parts, 2 and 5474, that added together give a square (5476 = 742).
The spelling of 25474 in words is "twenty-five thousand, four hundred seventy-four".
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