553622647 has 2 divisors, whose sum is σ = 553622648. Its totient is φ = 553622646.

The previous prime is 553622633. The next prime is 553622653. The reversal of 553622647 is 746226355.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 553622647 - 2²⁷ = 419404919 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (553622947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276811323 + 276811324.

It is an arithmetic number, because the mean of its divisors is an integer number (276811324).

Almost surely, 2^553622647 is an apocalyptic number.

553622647 is a deficient number, since it is larger than the sum of its proper divisors (1).

553622647 is an equidigital number, since it uses as much as digits as its factorization.

553622647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 302400, while the sum is 40.

The square root of 553622647 is about 23529.1871300307. The cubic root of 553622647 is about 821.1161911254.

The spelling of 553622647 in words is "five hundred fifty-three million, six hundred twenty-two thousand, six hundred forty-seven".