55273339 has 4 divisors (see below), whose sum is σ = 60298200. Its totient is φ = 50248480.

The previous prime is 55273319. The next prime is 55273367. The reversal of 55273339 is 93337255.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55273339 - 2²³ = 46884731 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55273298 and 55273307.

It is not an unprimeable number, because it can be changed into a prime (55273319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2512414 + ... + 2512435.

It is an arithmetic number, because the mean of its divisors is an integer number (15074550).

Almost surely, 2^55273339 is an apocalyptic number.

55273339 is a deficient number, since it is larger than the sum of its proper divisors (5024861).

55273339 is a wasteful number, since it uses less digits than its factorization.

55273339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5024860.

The product of its digits is 85050, while the sum is 37.

The square root of 55273339 is about 7434.6041589314. The cubic root of 55273339 is about 380.9242023996.

The spelling of 55273339 in words is "fifty-five million, two hundred seventy-three thousand, three hundred thirty-nine".