273243425 has 36 divisors (see below), whose sum is σ = 419348160. Its totient is φ = 172935360.

The previous prime is 273243419. The next prime is 273243433. The reversal of 273243425 is 524342372.

It is a de Polignac number, because none of the positive numbers 2^k-273243425 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 273243391 and 273243400.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 24956 + ... + 34194.

It is an arithmetic number, because the mean of its divisors is an integer number (11648560).

Almost surely, 2^273243425 is an apocalyptic number.

273243425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

273243425 is a deficient number, since it is larger than the sum of its proper divisors (146104735).

273243425 is a wasteful number, since it uses less digits than its factorization.

273243425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9282 (or 9264 counting only the distinct ones).

The product of its digits is 40320, while the sum is 32.

The square root of 273243425 is about 16530.0763761091. The cubic root of 273243425 is about 648.9081670281.

Adding to 273243425 its reverse (524342372), we get a palindrome (797585797).

The spelling of 273243425 in words is "two hundred seventy-three million, two hundred forty-three thousand, four hundred twenty-five".