273650421 has 16 divisors (see below), whose sum is σ = 399002688. Its totient is φ = 165446400.

The previous prime is 273650393. The next prime is 273650471. The reversal of 273650421 is 124056372.

It is not a de Polignac number, because 273650421 - 2¹¹ = 273648373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (273650471) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4045 + ... + 23741.

It is an arithmetic number, because the mean of its divisors is an integer number (24937668).

Almost surely, 2^273650421 is an apocalyptic number.

It is an amenable number.

273650421 is a deficient number, since it is larger than the sum of its proper divisors (125352267).

273650421 is a wasteful number, since it uses less digits than its factorization.

273650421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20132.

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 273650421 is about 16542.3825672120. The cubic root of 273650421 is about 649.2301900369.

The spelling of 273650421 in words is "two hundred seventy-three million, six hundred fifty thousand, four hundred twenty-one".