554222477 has 2 divisors, whose sum is σ = 554222478. Its totient is φ = 554222476.

The previous prime is 554222441. The next prime is 554222479. The reversal of 554222477 is 774222455.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 553849156 + 373321 = 23534^2 + 611^2 .

It is a cyclic number.

It is not a de Polignac number, because 554222477 - 2⁶ = 554222413 is a prime.

Together with 554222479, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 554222477.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (554222479) 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 as a sum of consecutive naturals, namely, 277111238 + 277111239.

It is an arithmetic number, because the mean of its divisors is an integer number (277111239).

Almost surely, 2^554222477 is an apocalyptic number.

It is an amenable number.

554222477 is a deficient number, since it is larger than the sum of its proper divisors (1).

554222477 is an equidigital number, since it uses as much as digits as its factorization.

554222477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 156800, while the sum is 38.

The square root of 554222477 is about 23541.9301884956. The cubic root of 554222477 is about 821.4126339311.

The spelling of 554222477 in words is "five hundred fifty-four million, two hundred twenty-two thousand, four hundred seventy-seven".