273228823 has 16 divisors (see below), whose sum is σ = 327813120. Its totient is φ = 222789600.

The previous prime is 273228763. The next prime is 273228869. The reversal of 273228823 is 328822372.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-273228823 is a prime.

It is a super-3 number, since 3×273228823³ (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (273228023) 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, 2133 + ... + 23473.

It is an arithmetic number, because the mean of its divisors is an integer number (20488320).

Almost surely, 2^273228823 is an apocalyptic number.

273228823 is a deficient number, since it is larger than the sum of its proper divisors (54584297).

273228823 is a wasteful number, since it uses less digits than its factorization.

273228823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21438.

The product of its digits is 64512, while the sum is 37.

The square root of 273228823 is about 16529.6346904582. The cubic root of 273228823 is about 648.8966077065.

The spelling of 273228823 in words is "two hundred seventy-three million, two hundred twenty-eight thousand, eight hundred twenty-three".