82454 has 4 divisors (see below), whose sum is σ = 123684. Its totient is φ = 41226.

The previous prime is 82421. The next prime is 82457. The reversal of 82454 is 45428.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20612 + ... + 20615.

It is an arithmetic number, because the mean of its divisors is an integer number (30921).

2⁸²⁴⁵⁴ is an apocalyptic number.

82454 is a deficient number, since it is larger than the sum of its proper divisors (41230).

82454 is a wasteful number, since it uses less digits than its factorization.

82454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41229.

The product of its digits is 1280, while the sum is 23.

The square root of 82454 is about 287.1480454400. The cubic root of 82454 is about 43.5248459812.

It can be divided in two parts, 824 and 54, that added together give a palindrome (878).

The spelling of 82454 in words is "eighty-two thousand, four hundred fifty-four".