54220773 has 4 divisors (see below), whose sum is σ = 72294368. Its totient is φ = 36147180.

The previous prime is 54220763. The next prime is 54220801. The reversal of 54220773 is 37702245.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 54220773 - 2⁵ = 54220741 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 54220773.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54220723) 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, 9036793 + ... + 9036798.

It is an arithmetic number, because the mean of its divisors is an integer number (18073592).

Almost surely, 2^54220773 is an apocalyptic number.

It is an amenable number.

54220773 is a deficient number, since it is larger than the sum of its proper divisors (18073595).

54220773 is a wasteful number, since it uses less digits than its factorization.

54220773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18073594.

The product of its (nonzero) digits is 11760, while the sum is 30.

The square root of 54220773 is about 7363.4756059893. The cubic root of 54220773 is about 378.4907192979.

The spelling of 54220773 in words is "fifty-four million, two hundred twenty thousand, seven hundred seventy-three".