54022279 has 4 divisors (see below), whose sum is σ = 54081360. Its totient is φ = 53963200.

The previous prime is 54022261. The next prime is 54022289. The reversal of 54022279 is 97222045.

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 54022279 - 2⁵ = 54022247 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 54022279.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54022259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28147 + ... + 30004.

It is an arithmetic number, because the mean of its divisors is an integer number (13520340).

Almost surely, 2^54022279 is an apocalyptic number.

54022279 is a deficient number, since it is larger than the sum of its proper divisors (59081).

54022279 is an equidigital number, since it uses as much as digits as its factorization.

54022279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59080.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 54022279 is about 7349.9849659710. The cubic root of 54022279 is about 378.0282888975.

The spelling of 54022279 in words is "fifty-four million, twenty-two thousand, two hundred seventy-nine".