273505434 has 16 divisors (see below), whose sum is σ = 547445088. Its totient is φ = 91096112.

The previous prime is 273505433. The next prime is 273505439. The reversal of 273505434 is 434505372.

It is a junction number, because it is equal to n+sod(n) for n = 273505395 and 273505404.

It is not an unprimeable number, because it can be changed into a prime (273505433) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 9597 + ... + 25280.

It is an arithmetic number, because the mean of its divisors is an integer number (34215318).

Almost surely, 2^273505434 is an apocalyptic number.

273505434 is an abundant number, since it is smaller than the sum of its proper divisors (273939654).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

273505434 is a wasteful number, since it uses less digits than its factorization.

273505434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36189.

The product of its (nonzero) digits is 50400, while the sum is 33.

The square root of 273505434 is about 16537.9996976660. Note that the first 3 decimals coincide. The cubic root of 273505434 is about 649.1155101883.

The spelling of 273505434 in words is "two hundred seventy-three million, five hundred five thousand, four hundred thirty-four".