273494430 has 48 divisors (see below), whose sum is σ = 775732464. Its totient is φ = 66301440.

The previous prime is 273494423. The next prime is 273494437. The reversal of 273494430 is 34494372.

It is an interprime number because it is at equal distance from previous prime (273494423) and next prime (273494437).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (273494437) 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 23 ways as a sum of consecutive naturals, for example, 137139 + ... + 139118.

It is an arithmetic number, because the mean of its divisors is an integer number (16161093).

Almost surely, 2^273494430 is an apocalyptic number.

273494430 is an abundant number, since it is smaller than the sum of its proper divisors (502238034).

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

273494430 is a wasteful number, since it uses less digits than its factorization.

273494430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276281 (or 276278 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

The square root of 273494430 is about 16537.6670059595. The cubic root of 273494430 is about 649.1068047392.

The spelling of 273494430 in words is "two hundred seventy-three million, four hundred ninety-four thousand, four hundred thirty".