273930093 has 20 divisors (see below), whose sum is σ = 411968700. Its totient is φ = 181386432.

The previous prime is 273930071. The next prime is 273930101. The reversal of 273930093 is 390039372.

It can be written as a sum of positive squares in 2 ways, for example, as 10614564 + 263315529 = 3258^2 + 16227^2 .

It is not a de Polignac number, because 273930093 - 2⁸ = 273929837 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (273934093) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 721 + ... + 23417.

It is an arithmetic number, because the mean of its divisors is an integer number (20598435).

Almost surely, 2^273930093 is an apocalyptic number.

It is an amenable number.

273930093 is a deficient number, since it is larger than the sum of its proper divisors (138038607).

273930093 is a wasteful number, since it uses less digits than its factorization.

273930093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22858 (or 22849 counting only the distinct ones).

The product of its (nonzero) digits is 30618, while the sum is 36.

The square root of 273930093 is about 16550.8336043838. The cubic root of 273930093 is about 649.4512868223.

The spelling of 273930093 in words is "two hundred seventy-three million, nine hundred thirty thousand, ninety-three".