245492 has 12 divisors (see below), whose sum is σ = 462756. Its totient is φ = 113280.
The previous prime is 245477. The next prime is 245501. The reversal of 245492 is 294542.
245492 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 80656 + 164836 = 284^2 + 406^2 .
It is a Harshad number since it is a multiple of its sum of digits (26).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2309 + ... + 2412.
It is an arithmetic number, because the mean of its divisors is an integer number (38563).
2245492 is an apocalyptic number.
It is an amenable number.
245492 is a deficient number, since it is larger than the sum of its proper divisors (217264).
245492 is a wasteful number, since it uses less digits than its factorization.
245492 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4738 (or 4736 counting only the distinct ones).
The product of its digits is 2880, while the sum is 26.
The square root of 245492 is about 495.4714926209. The cubic root of 245492 is about 62.6151052158.
It can be divided in two parts, 245 and 492, that added together give a palindrome (737).
The spelling of 245492 in words is "two hundred forty-five thousand, four hundred ninety-two".
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