254361 has 4 divisors (see below), whose sum is σ = 339152. Its totient is φ = 169572.
The previous prime is 254329. The next prime is 254369. The reversal of 254361 is 163452.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 254361 - 25 = 254329 is a prime.
It is a D-number.
It is an alternating number because its digits alternate between even and odd.
It is a Duffinian number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 254361.
It is not an unprimeable number, because it can be changed into a prime (254369) 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, 42391 + ... + 42396.
It is an arithmetic number, because the mean of its divisors is an integer number (84788).
2254361 is an apocalyptic number.
It is an amenable number.
254361 is a deficient number, since it is larger than the sum of its proper divisors (84791).
254361 is an equidigital number, since it uses as much as digits as its factorization.
254361 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 84790.
The product of its digits is 720, while the sum is 21.
The square root of 254361 is about 504.3421457701. The cubic root of 254361 is about 63.3602440271.
Subtracting from 254361 its reverse (163452), we obtain a palindrome (90909).
The spelling of 254361 in words is "two hundred fifty-four thousand, three hundred sixty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •