552270643 has 2 divisors, whose sum is σ = 552270644. Its totient is φ = 552270642.

The previous prime is 552270613. The next prime is 552270647. The reversal of 552270643 is 346072255.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-552270643 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 552270599 and 552270608.

It is not a weakly prime, because it can be changed into another prime (552270647) 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 as a sum of consecutive naturals, namely, 276135321 + 276135322.

It is an arithmetic number, because the mean of its divisors is an integer number (276135322).

Almost surely, 2^552270643 is an apocalyptic number.

552270643 is a deficient number, since it is larger than the sum of its proper divisors (1).

552270643 is an equidigital number, since it uses as much as digits as its factorization.

552270643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50400, while the sum is 34.

The square root of 552270643 is about 23500.4392086616. The cubic root of 552270643 is about 820.4472292663.

The spelling of 552270643 in words is "five hundred fifty-two million, two hundred seventy thousand, six hundred forty-three".