273920838 has 16 divisors (see below), whose sum is σ = 549866496. Its totient is φ = 90969480.

The previous prime is 273920821. The next prime is 273920849. The reversal of 273920838 is 838029372.

It is a self number, because there is not a number n which added to its sum of digits gives 273920838.

It is a congruent number.

It is an unprimeable number.

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, 82606 + ... + 85857.

It is an arithmetic number, because the mean of its divisors is an integer number (34366656).

Almost surely, 2^273920838 is an apocalyptic number.

273920838 is an abundant number, since it is smaller than the sum of its proper divisors (275945658).

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

273920838 is a wasteful number, since it uses less digits than its factorization.

273920838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168739.

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 273920838 is about 16550.5540088542. The cubic root of 273920838 is about 649.4439726212.

The spelling of 273920838 in words is "two hundred seventy-three million, nine hundred twenty thousand, eight hundred thirty-eight".